131403657

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13229}}^1$

素因数の和:13293

約数の個数: 32

約数和(自身を含む): 223534080

約数和(自身を除く): 92130423

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 3311, 9933, 13229, 39687, 92603, 145519, 277809, 436557, 568847, 1018633, 1706541, 3055899, 3981929, 6257317, 11945787, 18771951, 43801219, 131403657]

約数ペア:

[(1, 131403657), (3, 43801219), (7, 18771951), (11, 11945787), (21, 6257317), (33, 3981929), (43, 3055899), (77, 1706541), (129, 1018633), (231, 568847), (301, 436557), (473, 277809), (903, 145519), (1419, 92603), (3311, 39687), (9933, 13229)]