17929737

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 30484740

約数和(自身を除く): 12555003

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 373, 441, 763, 981, 1119, 2289, 2611, 3357, 5341, 6867, 7833, 16023, 18277, 23499, 40657, 48069, 54831, 121971, 164493, 284599, 365913, 853797, 1992193, 2561391, 5976579, 17929737]

約数ペア:

[(1, 17929737), (3, 5976579), (7, 2561391), (9, 1992193), (21, 853797), (49, 365913), (63, 284599), (109, 164493), (147, 121971), (327, 54831), (373, 48069), (441, 40657), (763, 23499), (981, 18277), (1119, 16023), (2289, 7833), (2611, 6867), (3357, 5341)]