617478290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431803}}^1$

素因数の和:431834

約数の個数: 32

約数和(自身を含む): 1305775296

約数和(自身を除く): 688297006

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 431803, 863606, 2159015, 4318030, 4749833, 5613439, 9499666, 11226878, 23749165, 28067195, 47498330, 56134390, 61747829, 123495658, 308739145, 617478290]

約数ペア:

[(1, 617478290), (2, 308739145), (5, 123495658), (10, 61747829), (11, 56134390), (13, 47498330), (22, 28067195), (26, 23749165), (55, 11226878), (65, 9499666), (110, 5613439), (130, 4749833), (143, 4318030), (286, 2159015), (715, 863606), (1430, 431803)]