27720283395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 52675743744

約数和(自身を除く): 24955460349

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 103, 105, 137, 159, 265, 309, 353, 371, 411, 515, 685, 721, 795, 959, 1059, 1113, 1545, 1765, 1855, 2055, 2163, 2471, 2877, 3605, 4795, 5295, 5459, 5565, 7261, 7413, 10815, 12355, 14111, 14385, 16377, 18709, 21783, 27295, 36305, 36359, 37065, 38213, 42333, 48361, 50827, 56127, 70555, 81885, 93545, 98777, 108915, 109077, 114639, 130963, 145083, 152481, 181795, 191065, 211665, 241805, 254135, 254513, 280635, 296331, 338527, 392889, 493885, 545385, 573195, 654815, 725415, 747883, 762405, 763539, 1015581, 1272565, 1481655, 1692635, 1927027, 1964445, 2243649, 2563133, 3739415, 3817695, 4981183, 5077905, 5235181, 5781081, 7689399, 9635135, 11218245, 12815665, 13489189, 14943549, 15705543, 17941931, 24905915, 26175905, 28905405, 34868281, 38446995, 40467567, 53825793, 67445945, 74717745, 78527715, 89709655, 104604843, 174341405, 202337835, 264002699, 269128965, 523024215, 792008097, 1320013495, 1848018893, 3960040485, 5544056679, 9240094465, 27720283395]

約数ペア:

[(1, 27720283395), (3, 9240094465), (5, 5544056679), (7, 3960040485), (15, 1848018893), (21, 1320013495), (35, 792008097), (53, 523024215), (103, 269128965), (105, 264002699), (137, 202337835), (159, 174341405), (265, 104604843), (309, 89709655), (353, 78527715), (371, 74717745), (411, 67445945), (515, 53825793), (685, 40467567), (721, 38446995), (795, 34868281), (959, 28905405), (1059, 26175905), (1113, 24905915), (1545, 17941931), (1765, 15705543), (1855, 14943549), (2055, 13489189), (2163, 12815665), (2471, 11218245), (2877, 9635135), (3605, 7689399), (4795, 5781081), (5295, 5235181), (5459, 5077905), (5565, 4981183), (7261, 3817695), (7413, 3739415), (10815, 2563133), (12355, 2243649), (14111, 1964445), (14385, 1927027), (16377, 1692635), (18709, 1481655), (21783, 1272565), (27295, 1015581), (36305, 763539), (36359, 762405), (37065, 747883), (38213, 725415), (42333, 654815), (48361, 573195), (50827, 545385), (56127, 493885), (70555, 392889), (81885, 338527), (93545, 296331), (98777, 280635), (108915, 254513), (109077, 254135), (114639, 241805), (130963, 211665), (145083, 191065), (152481, 181795)]