420676065

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43889}}^1$

素因数の和:43974

約数の個数: 32

約数和(自身を含む): 758419200

約数和(自身を除く): 337743135

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 43889, 131667, 219445, 395001, 658335, 1185003, 1975005, 3116119, 5925015, 9348357, 15580595, 28045071, 46741785, 84135213, 140225355, 420676065]

約数ペア:

[(1, 420676065), (3, 140225355), (5, 84135213), (9, 46741785), (15, 28045071), (27, 15580595), (45, 9348357), (71, 5925015), (135, 3116119), (213, 1975005), (355, 1185003), (639, 658335), (1065, 395001), (1917, 219445), (3195, 131667), (9585, 43889)]