15661839778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1\times {\mathrm{27407}}^1$

素因数の和:28162

約数の個数: 32

約数和(自身を含む): 26153809920

約数和(自身を除く): 10491970142

約数列:

[1, 2, 13, 26, 31, 62, 403, 709, 806, 1418, 9217, 18434, 21979, 27407, 43958, 54814, 285727, 356291, 571454, 712582, 849617, 1699234, 11045021, 19431563, 22090042, 38863126, 252610319, 505220638, 602378453, 1204756906, 7830919889, 15661839778]

約数ペア:

[(1, 15661839778), (2, 7830919889), (13, 1204756906), (26, 602378453), (31, 505220638), (62, 252610319), (403, 38863126), (709, 22090042), (806, 19431563), (1418, 11045021), (9217, 1699234), (18434, 849617), (21979, 712582), (27407, 571454), (43958, 356291), (54814, 285727)]