405459028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1061}}^1\times {\mathrm{7349}}^1$

素因数の和:8427

約数の個数: 24

約数和(自身を含む): 764958600

約数和(自身を除く): 359499572

約数列:

[1, 2, 4, 13, 26, 52, 1061, 2122, 4244, 7349, 13793, 14698, 27586, 29396, 55172, 95537, 191074, 382148, 7797289, 15594578, 31189156, 101364757, 202729514, 405459028]

約数ペア:

[(1, 405459028), (2, 202729514), (4, 101364757), (13, 31189156), (26, 15594578), (52, 7797289), (1061, 382148), (2122, 191074), (4244, 95537), (7349, 55172), (13793, 29396), (14698, 27586)]