673886215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 854802432

約数和(自身を除く): 180916217

約数列:

[1, 5, 31, 61, 155, 263, 271, 305, 1315, 1355, 1891, 8153, 8401, 9455, 16043, 16531, 40765, 42005, 71273, 80215, 82655, 356365, 497333, 512461, 2209463, 2486665, 2562305, 4347653, 11047315, 21738265, 134777243, 673886215]

約数ペア:

[(1, 673886215), (5, 134777243), (31, 21738265), (61, 11047315), (155, 4347653), (263, 2562305), (271, 2486665), (305, 2209463), (1315, 512461), (1355, 497333), (1891, 356365), (8153, 82655), (8401, 80215), (9455, 71273), (16043, 42005), (16531, 40765)]