8417864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 20106240

約数和(自身を除く): 11688376

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 373, 403, 434, 728, 746, 806, 868, 1492, 1612, 1736, 2611, 2821, 2984, 3224, 4849, 5222, 5642, 9698, 10444, 11284, 11563, 19396, 20888, 22568, 23126, 33943, 38792, 46252, 67886, 80941, 92504, 135772, 150319, 161882, 271544, 300638, 323764, 601276, 647528, 1052233, 1202552, 2104466, 4208932, 8417864]

約数ペア:

[(1, 8417864), (2, 4208932), (4, 2104466), (7, 1202552), (8, 1052233), (13, 647528), (14, 601276), (26, 323764), (28, 300638), (31, 271544), (52, 161882), (56, 150319), (62, 135772), (91, 92504), (104, 80941), (124, 67886), (182, 46252), (217, 38792), (248, 33943), (364, 23126), (373, 22568), (403, 20888), (434, 19396), (728, 11563), (746, 11284), (806, 10444), (868, 9698), (1492, 5642), (1612, 5222), (1736, 4849), (2611, 3224), (2821, 2984)]