1393949968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{22129}}^1$

素因数の和:22295

約数の個数: 40

約数和(自身を含む): 2809978880

約数和(自身を除く): 1416028912

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3937, 7874, 15748, 22129, 31496, 44258, 62992, 88516, 177032, 354064, 685999, 1371998, 2743996, 2810383, 5487992, 5620766, 10975984, 11241532, 22483064, 44966128, 87121873, 174243746, 348487492, 696974984, 1393949968]

約数ペア:

[(1, 1393949968), (2, 696974984), (4, 348487492), (8, 174243746), (16, 87121873), (31, 44966128), (62, 22483064), (124, 11241532), (127, 10975984), (248, 5620766), (254, 5487992), (496, 2810383), (508, 2743996), (1016, 1371998), (2032, 685999), (3937, 354064), (7874, 177032), (15748, 88516), (22129, 62992), (31496, 44258)]