28029872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7927}}^1$

素因数の和:7965

約数の個数: 40

約数和(自身を含む): 61933536

約数和(自身を除く): 33903664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 7927, 15854, 31708, 63416, 103051, 126832, 134759, 206102, 269518, 412204, 539036, 824408, 1078072, 1648816, 1751867, 2156144, 3503734, 7007468, 14014936, 28029872]

約数ペア:

[(1, 28029872), (2, 14014936), (4, 7007468), (8, 3503734), (13, 2156144), (16, 1751867), (17, 1648816), (26, 1078072), (34, 824408), (52, 539036), (68, 412204), (104, 269518), (136, 206102), (208, 134759), (221, 126832), (272, 103051), (442, 63416), (884, 31708), (1768, 15854), (3536, 7927)]