71057456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{143261}}^1$

素因数の和:143300

約数の個数: 20

約数和(自身を含む): 142115904

約数和(自身を除く): 71058448

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 143261, 286522, 573044, 1146088, 2292176, 4441091, 8882182, 17764364, 35528728, 71057456]

約数ペア:

[(1, 71057456), (2, 35528728), (4, 17764364), (8, 8882182), (16, 4441091), (31, 2292176), (62, 1146088), (124, 573044), (248, 286522), (496, 143261)]