31783121474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{213973}}^1$

素因数の和:214214

約数の個数: 32

約数和(自身を含む): 53382233520

約数和(自身を除く): 21599112046

約数列:

[1, 2, 13, 26, 29, 58, 197, 377, 394, 754, 2561, 5122, 5713, 11426, 74269, 148538, 213973, 427946, 2781649, 5563298, 6205217, 12410434, 42152681, 80667821, 84305362, 161335642, 547984853, 1095969706, 1222427749, 2444855498, 15891560737, 31783121474]

約数ペア:

[(1, 31783121474), (2, 15891560737), (13, 2444855498), (26, 1222427749), (29, 1095969706), (58, 547984853), (197, 161335642), (377, 84305362), (394, 80667821), (754, 42152681), (2561, 12410434), (5122, 6205217), (5713, 5563298), (11426, 2781649), (74269, 427946), (148538, 213973)]