31430896

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9677}}^1$

素因数の和:9721

約数の個数: 40

約数和(自身を含む): 72004320

約数和(自身を除く): 40573424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 9677, 19354, 38708, 67739, 77416, 135478, 154832, 270956, 280633, 541912, 561266, 1083824, 1122532, 1964431, 2245064, 3928862, 4490128, 7857724, 15715448, 31430896]

約数ペア:

[(1, 31430896), (2, 15715448), (4, 7857724), (7, 4490128), (8, 3928862), (14, 2245064), (16, 1964431), (28, 1122532), (29, 1083824), (56, 561266), (58, 541912), (112, 280633), (116, 270956), (203, 154832), (232, 135478), (406, 77416), (464, 67739), (812, 38708), (1624, 19354), (3248, 9677)]