664248057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 979776000

約数和(自身を除く): 315527943

約数列:

[1, 3, 11, 33, 139, 179, 417, 537, 809, 1529, 1969, 2427, 4587, 5907, 8899, 24881, 26697, 74643, 112451, 144811, 273691, 337353, 434433, 821073, 1236961, 1592921, 3710883, 4778763, 20128729, 60386187, 221416019, 664248057]

約数ペア:

[(1, 664248057), (3, 221416019), (11, 60386187), (33, 20128729), (139, 4778763), (179, 3710883), (417, 1592921), (537, 1236961), (809, 821073), (1529, 434433), (1969, 337353), (2427, 273691), (4587, 144811), (5907, 112451), (8899, 74643), (24881, 26697)]