72156015

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9377}}^1$

素因数の和:9413

約数の個数: 40

約数和(自身を含む): 136168560

約数和(自身を除く): 64012545

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 9377, 28131, 46885, 84393, 140655, 178163, 253179, 421965, 534489, 759537, 890815, 1265895, 1603467, 2672445, 3797685, 4810401, 8017335, 14431203, 24052005, 72156015]

約数ペア:

[(1, 72156015), (3, 24052005), (5, 14431203), (9, 8017335), (15, 4810401), (19, 3797685), (27, 2672445), (45, 1603467), (57, 1265895), (81, 890815), (95, 759537), (135, 534489), (171, 421965), (285, 253179), (405, 178163), (513, 140655), (855, 84393), (1539, 46885), (2565, 28131), (7695, 9377)]