30791457

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7829}}^1$

素因数の和:7877

約数の個数: 24

約数和(自身を含む): 48859200

約数和(自身を除く): 18067743

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 7829, 23487, 70461, 148751, 180067, 446253, 540201, 1338759, 1620603, 3421273, 10263819, 30791457]

約数ペア:

[(1, 30791457), (3, 10263819), (9, 3421273), (19, 1620603), (23, 1338759), (57, 540201), (69, 446253), (171, 180067), (207, 148751), (437, 70461), (1311, 23487), (3933, 7829)]