173621370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{445183}}^1$

素因数の和:445206

約数の個数: 32

約数和(自身を含む): 448745472

約数和(自身を除く): 275124102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 445183, 890366, 1335549, 2225915, 2671098, 4451830, 5787379, 6677745, 11574758, 13355490, 17362137, 28936895, 34724274, 57873790, 86810685, 173621370]

約数ペア:

[(1, 173621370), (2, 86810685), (3, 57873790), (5, 34724274), (6, 28936895), (10, 17362137), (13, 13355490), (15, 11574758), (26, 6677745), (30, 5787379), (39, 4451830), (65, 2671098), (78, 2225915), (130, 1335549), (195, 890366), (390, 445183)]