290439078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{25357}}^1$

素因数の和:25468

約数の個数: 32

約数和(自身を含む): 613460736

約数和(自身を除く): 323021658

約数列:

[1, 2, 3, 6, 23, 46, 69, 83, 138, 166, 249, 498, 1909, 3818, 5727, 11454, 25357, 50714, 76071, 152142, 583211, 1166422, 1749633, 2104631, 3499266, 4209262, 6313893, 12627786, 48406513, 96813026, 145219539, 290439078]

約数ペア:

[(1, 290439078), (2, 145219539), (3, 96813026), (6, 48406513), (23, 12627786), (46, 6313893), (69, 4209262), (83, 3499266), (138, 2104631), (166, 1749633), (249, 1166422), (498, 583211), (1909, 152142), (3818, 76071), (5727, 50714), (11454, 25357)]