72648392

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{221489}}^1$

素因数の和:221536

約数の個数: 16

約数和(自身を含む): 139538700

約数和(自身を除く): 66890308

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 221489, 442978, 885956, 1771912, 9081049, 18162098, 36324196, 72648392]

約数ペア:

[(1, 72648392), (2, 36324196), (4, 18162098), (8, 9081049), (41, 1771912), (82, 885956), (164, 442978), (328, 221489)]