31213616

素因数分解:

$2^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 69474720

約数和(自身を除く): 38261104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229, 458, 916, 1217, 1603, 1832, 2434, 3206, 3664, 4868, 6412, 8519, 9736, 12824, 17038, 19472, 25648, 34076, 68152, 136304, 278693, 557386, 1114772, 1950851, 2229544, 3901702, 4459088, 7803404, 15606808, 31213616]

約数ペア:

[(1, 31213616), (2, 15606808), (4, 7803404), (7, 4459088), (8, 3901702), (14, 2229544), (16, 1950851), (28, 1114772), (56, 557386), (112, 278693), (229, 136304), (458, 68152), (916, 34076), (1217, 25648), (1603, 19472), (1832, 17038), (2434, 12824), (3206, 9736), (3664, 8519), (4868, 6412)]