17412885

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 36012600

約数和(自身を除く): 18599715

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 53, 63, 105, 147, 149, 159, 245, 265, 315, 371, 441, 447, 477, 735, 745, 795, 1043, 1113, 1341, 1855, 2205, 2235, 2385, 2597, 3129, 3339, 5215, 5565, 6705, 7301, 7791, 7897, 9387, 12985, 15645, 16695, 21903, 23373, 23691, 36505, 38955, 39485, 46935, 55279, 65709, 71073, 109515, 116865, 118455, 165837, 276395, 328545, 355365, 386953, 497511, 829185, 1160859, 1934765, 2487555, 3482577, 5804295, 17412885]

約数ペア:

[(1, 17412885), (3, 5804295), (5, 3482577), (7, 2487555), (9, 1934765), (15, 1160859), (21, 829185), (35, 497511), (45, 386953), (49, 355365), (53, 328545), (63, 276395), (105, 165837), (147, 118455), (149, 116865), (159, 109515), (245, 71073), (265, 65709), (315, 55279), (371, 46935), (441, 39485), (447, 38955), (477, 36505), (735, 23691), (745, 23373), (795, 21903), (1043, 16695), (1113, 15645), (1341, 12985), (1855, 9387), (2205, 7897), (2235, 7791), (2385, 7301), (2597, 6705), (3129, 5565), (3339, 5215)]