49995218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 96671232

約数和(自身を除く): 46676014

約数列:

[1, 2, 7, 13, 14, 26, 53, 71, 73, 91, 106, 142, 146, 182, 371, 497, 511, 689, 742, 923, 949, 994, 1022, 1378, 1846, 1898, 3763, 3869, 4823, 5183, 6461, 6643, 7526, 7738, 9646, 10366, 12922, 13286, 26341, 27083, 36281, 48919, 50297, 52682, 54166, 67379, 72562, 97838, 100594, 134758, 274699, 342433, 352079, 471653, 549398, 684866, 704158, 943306, 1922893, 3571087, 3845786, 7142174, 24997609, 49995218]

約数ペア:

[(1, 49995218), (2, 24997609), (7, 7142174), (13, 3845786), (14, 3571087), (26, 1922893), (53, 943306), (71, 704158), (73, 684866), (91, 549398), (106, 471653), (142, 352079), (146, 342433), (182, 274699), (371, 134758), (497, 100594), (511, 97838), (689, 72562), (742, 67379), (923, 54166), (949, 52682), (994, 50297), (1022, 48919), (1378, 36281), (1846, 27083), (1898, 26341), (3763, 13286), (3869, 12922), (4823, 10366), (5183, 9646), (6461, 7738), (6643, 7526)]