31921413

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 45957120

約数和(自身を除く): 14035707

約数列:

[1, 3, 31, 47, 67, 93, 109, 141, 201, 327, 1457, 2077, 3149, 3379, 4371, 5123, 6231, 7303, 9447, 10137, 15369, 21909, 97619, 158813, 226393, 292857, 343241, 476439, 679179, 1029723, 10640471, 31921413]

約数ペア:

[(1, 31921413), (3, 10640471), (31, 1029723), (47, 679179), (67, 476439), (93, 343241), (109, 292857), (141, 226393), (201, 158813), (327, 97619), (1457, 21909), (2077, 15369), (3149, 10137), (3379, 9447), (4371, 7303), (5123, 6231)]