12345285

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 20643840

約数和(自身を除く): 8298555

約数列:

[1, 3, 5, 15, 31, 93, 139, 155, 191, 417, 465, 573, 695, 955, 2085, 2865, 4309, 5921, 12927, 17763, 21545, 26549, 29605, 64635, 79647, 88815, 132745, 398235, 823019, 2469057, 4115095, 12345285]

約数ペア:

[(1, 12345285), (3, 4115095), (5, 2469057), (15, 823019), (31, 398235), (93, 132745), (139, 88815), (155, 79647), (191, 64635), (417, 29605), (465, 26549), (573, 21545), (695, 17763), (955, 12927), (2085, 5921), (2865, 4309)]