321457532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{68279}}^1$

素因数の和:68401

約数の個数: 24

約数和(自身を含む): 619436160

約数和(自身を除く): 297978628

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 68279, 136558, 273116, 751069, 1502138, 3004276, 7305853, 14611706, 29223412, 80364383, 160728766, 321457532]

約数ペア:

[(1, 321457532), (2, 160728766), (4, 80364383), (11, 29223412), (22, 14611706), (44, 7305853), (107, 3004276), (214, 1502138), (428, 751069), (1177, 273116), (2354, 136558), (4708, 68279)]