490689987

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1\times {\mathrm{2341}}^1$

素因数の和:3094

約数の個数: 16

約数和(自身を含む): 661568160

約数和(自身を除く): 170878173

約数列:

[1, 3, 109, 327, 641, 1923, 2341, 7023, 69869, 209607, 255169, 765507, 1500581, 4501743, 163563329, 490689987]

約数ペア:

[(1, 490689987), (3, 163563329), (109, 4501743), (327, 1500581), (641, 765507), (1923, 255169), (2341, 209607), (7023, 69869)]