2131218

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 4821120

約数和(自身を除く): 2689902

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 647, 1098, 1294, 1647, 1941, 3294, 3882, 5823, 11646, 17469, 34938, 39467, 78934, 118401, 236802, 355203, 710406, 1065609, 2131218]

約数ペア:

[(1, 2131218), (2, 1065609), (3, 710406), (6, 355203), (9, 236802), (18, 118401), (27, 78934), (54, 39467), (61, 34938), (122, 17469), (183, 11646), (366, 5823), (549, 3882), (647, 3294), (1098, 1941), (1294, 1647)]