51253345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 73100160

約数和(自身を除く): 21846815

約数列:

[1, 5, 11, 13, 55, 65, 97, 143, 485, 715, 739, 1067, 1261, 3695, 5335, 6305, 8129, 9607, 13871, 40645, 48035, 69355, 71683, 105677, 358415, 528385, 788513, 931879, 3942565, 4659395, 10250669, 51253345]

約数ペア:

[(1, 51253345), (5, 10250669), (11, 4659395), (13, 3942565), (55, 931879), (65, 788513), (97, 528385), (143, 358415), (485, 105677), (715, 71683), (739, 69355), (1067, 48035), (1261, 40645), (3695, 13871), (5335, 9607), (6305, 8129)]