2013949405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^2$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 2731170960

約数和(自身を除く): 717221555

約数列:

[1, 5, 13, 37, 65, 89, 97, 185, 445, 481, 485, 1157, 1261, 2405, 3293, 3589, 5785, 6305, 8633, 9409, 16465, 17945, 42809, 43165, 46657, 47045, 112229, 122317, 214045, 233285, 319421, 348133, 561145, 611585, 837401, 1597105, 1740665, 4152473, 4187005, 4525729, 10886213, 20762365, 22628645, 30983837, 54431065, 154919185, 402789881, 2013949405]

約数ペア:

[(1, 2013949405), (5, 402789881), (13, 154919185), (37, 54431065), (65, 30983837), (89, 22628645), (97, 20762365), (185, 10886213), (445, 4525729), (481, 4187005), (485, 4152473), (1157, 1740665), (1261, 1597105), (2405, 837401), (3293, 611585), (3589, 561145), (5785, 348133), (6305, 319421), (8633, 233285), (9409, 214045), (16465, 122317), (17945, 112229), (42809, 47045), (43165, 46657)]