1288897283236

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{587}}^1\times {\mathrm{1571}}^1\times {\mathrm{4423}}^1$

素因数の和:6664

約数の個数: 48

約数和(自身を含む): 2289986979840

約数和(自身を除く): 1001089696604

約数列:

[1, 2, 4, 79, 158, 316, 587, 1174, 1571, 2348, 3142, 4423, 6284, 8846, 17692, 46373, 92746, 124109, 185492, 248218, 349417, 496436, 698834, 922177, 1397668, 1844354, 2596301, 3688708, 5192602, 6948533, 10385204, 13897066, 27794132, 72851983, 145703966, 205107779, 291407932, 410215558, 548934107, 820431116, 1097868214, 2195736428, 4078788871, 8157577742, 16315155484, 322224320809, 644448641618, 1288897283236]

約数ペア:

[(1, 1288897283236), (2, 644448641618), (4, 322224320809), (79, 16315155484), (158, 8157577742), (316, 4078788871), (587, 2195736428), (1174, 1097868214), (1571, 820431116), (2348, 548934107), (3142, 410215558), (4423, 291407932), (6284, 205107779), (8846, 145703966), (17692, 72851983), (46373, 27794132), (92746, 13897066), (124109, 10385204), (185492, 6948533), (248218, 5192602), (349417, 3688708), (496436, 2596301), (698834, 1844354), (922177, 1397668)]