210913335

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67927}}^1$

素因数の和:67964

約数の個数: 32

約数和(自身を含む): 391265280

約数和(自身を除く): 180351945

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 67927, 203781, 339635, 611343, 1018905, 1562321, 1834029, 3056715, 4686963, 7811605, 9170145, 14060889, 23434815, 42182667, 70304445, 210913335]

約数ペア:

[(1, 210913335), (3, 70304445), (5, 42182667), (9, 23434815), (15, 14060889), (23, 9170145), (27, 7811605), (45, 4686963), (69, 3056715), (115, 1834029), (135, 1562321), (207, 1018905), (345, 611343), (621, 339635), (1035, 203781), (3105, 67927)]