312215145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{18371}}^1$

素因数の和:18493

約数の個数: 32

約数和(自身を含む): 550278144

約数和(自身を除く): 238062999

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 309, 515, 1133, 1545, 3399, 5665, 16995, 18371, 55113, 91855, 202081, 275565, 606243, 1010405, 1892213, 3031215, 5676639, 9461065, 20814343, 28383195, 62443029, 104071715, 312215145]

約数ペア:

[(1, 312215145), (3, 104071715), (5, 62443029), (11, 28383195), (15, 20814343), (33, 9461065), (55, 5676639), (103, 3031215), (165, 1892213), (309, 1010405), (515, 606243), (1133, 275565), (1545, 202081), (3399, 91855), (5665, 55113), (16995, 18371)]