87980884

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{691}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 155976800

約数和(自身を除く): 67995916

約数列:

[1, 2, 4, 139, 229, 278, 458, 556, 691, 916, 1382, 2764, 31831, 63662, 96049, 127324, 158239, 192098, 316478, 384196, 632956, 21995221, 43990442, 87980884]

約数ペア:

[(1, 87980884), (2, 43990442), (4, 21995221), (139, 632956), (229, 384196), (278, 316478), (458, 192098), (556, 158239), (691, 127324), (916, 96049), (1382, 63662), (2764, 31831)]