204407553

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1109}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 318827520

約数和(自身を除く): 114419967

約数列:

[1, 3, 7, 21, 67, 131, 201, 393, 469, 917, 1109, 1407, 2751, 3327, 7763, 8777, 23289, 26331, 61439, 74303, 145279, 184317, 222909, 435837, 520121, 1016953, 1560363, 3050859, 9733693, 29201079, 68135851, 204407553]

約数ペア:

[(1, 204407553), (3, 68135851), (7, 29201079), (21, 9733693), (67, 3050859), (131, 1560363), (201, 1016953), (393, 520121), (469, 435837), (917, 222909), (1109, 184317), (1407, 145279), (2751, 74303), (3327, 61439), (7763, 26331), (8777, 23289)]