13557986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 22870848

約数和(自身を除く): 9312862

約数列:

[1, 2, 13, 26, 43, 67, 86, 134, 181, 362, 559, 871, 1118, 1742, 2353, 2881, 4706, 5762, 7783, 12127, 15566, 24254, 37453, 74906, 101179, 157651, 202358, 315302, 521461, 1042922, 6778993, 13557986]

約数ペア:

[(1, 13557986), (2, 6778993), (13, 1042922), (26, 521461), (43, 315302), (67, 202358), (86, 157651), (134, 101179), (181, 74906), (362, 37453), (559, 24254), (871, 15566), (1118, 12127), (1742, 7783), (2353, 5762), (2881, 4706)]