177554390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{6473}}^1$

素因数の和:6704

約数の個数: 32

約数和(自身を含む): 345866976

約数和(自身を除く): 168312586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2743, 5486, 6473, 12946, 13715, 27430, 32365, 64730, 84149, 168298, 420745, 841490, 1365803, 2731606, 6829015, 13658030, 17755439, 35510878, 88777195, 177554390]

約数ペア:

[(1, 177554390), (2, 88777195), (5, 35510878), (10, 17755439), (13, 13658030), (26, 6829015), (65, 2731606), (130, 1365803), (211, 841490), (422, 420745), (1055, 168298), (2110, 84149), (2743, 64730), (5486, 32365), (6473, 27430), (12946, 13715)]