31172673

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11161}}^1$

素因数の和:11197

約数の個数: 24

約数和(自身を含む): 50898720

約数和(自身を除く): 19726047

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 11161, 33483, 78127, 212059, 234381, 546889, 636177, 1484413, 1640667, 4453239, 10390891, 31172673]

約数ペア:

[(1, 31172673), (3, 10390891), (7, 4453239), (19, 1640667), (21, 1484413), (49, 636177), (57, 546889), (133, 234381), (147, 212059), (399, 78127), (931, 33483), (2793, 11161)]