99840988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{28657}}^1$

素因数の和:28741

約数の個数: 24

約数和(自身を含む): 190976912

約数和(自身を除く): 91135924

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 28657, 57314, 114628, 372541, 745082, 1490164, 1920019, 3840038, 7680076, 24960247, 49920494, 99840988]

約数ペア:

[(1, 99840988), (2, 49920494), (4, 24960247), (13, 7680076), (26, 3840038), (52, 1920019), (67, 1490164), (134, 745082), (268, 372541), (871, 114628), (1742, 57314), (3484, 28657)]