7514976987

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1\times {\mathrm{1289}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 12895872000

約数和(自身を除く): 5380895013

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 283, 327, 763, 849, 981, 1289, 1981, 2289, 2547, 2943, 3867, 5943, 6867, 7641, 9023, 11601, 17829, 20601, 27069, 30847, 34803, 53487, 81207, 92541, 140501, 215929, 243621, 277623, 364787, 421503, 647787, 832869, 983507, 1094361, 1264509, 1943361, 2553509, 2950521, 3283083, 3793527, 5830083, 7660527, 8851563, 9849249, 22981581, 26554689, 39761783, 68944743, 119285349, 278332481, 357856047, 834997443, 1073568141, 2504992329, 7514976987]

約数ペア:

[(1, 7514976987), (3, 2504992329), (7, 1073568141), (9, 834997443), (21, 357856047), (27, 278332481), (63, 119285349), (109, 68944743), (189, 39761783), (283, 26554689), (327, 22981581), (763, 9849249), (849, 8851563), (981, 7660527), (1289, 5830083), (1981, 3793527), (2289, 3283083), (2547, 2950521), (2943, 2553509), (3867, 1943361), (5943, 1264509), (6867, 1094361), (7641, 983507), (9023, 832869), (11601, 647787), (17829, 421503), (20601, 364787), (27069, 277623), (30847, 243621), (34803, 215929), (53487, 140501), (81207, 92541)]