12587757

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 21100800

約数和(自身を除く): 8513043

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 941, 1029, 1911, 2823, 4459, 6587, 12233, 13377, 19761, 36699, 46109, 85631, 138327, 256893, 322763, 599417, 968289, 1798251, 4195919, 12587757]

約数ペア:

[(1, 12587757), (3, 4195919), (7, 1798251), (13, 968289), (21, 599417), (39, 322763), (49, 256893), (91, 138327), (147, 85631), (273, 46109), (343, 36699), (637, 19761), (941, 13377), (1029, 12233), (1911, 6587), (2823, 4459)]