331358715

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4999}}^1$

素因数の和:5504

約数の個数: 32

約数和(自身を含む): 590400000

約数和(自身を除く): 259041285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2455, 4419, 4999, 7365, 13257, 14997, 22095, 24995, 44991, 66285, 74985, 134973, 224955, 674865, 2454509, 7363527, 12272545, 22090581, 36817635, 66271743, 110452905, 331358715]

約数ペア:

[(1, 331358715), (3, 110452905), (5, 66271743), (9, 36817635), (15, 22090581), (27, 12272545), (45, 7363527), (135, 2454509), (491, 674865), (1473, 224955), (2455, 134973), (4419, 74985), (4999, 66285), (7365, 44991), (13257, 24995), (14997, 22095)]