2666685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 4942080

約数和(自身を除く): 2275395

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 233, 327, 545, 699, 763, 1165, 1631, 1635, 2289, 3495, 3815, 4893, 8155, 11445, 24465, 25397, 76191, 126985, 177779, 380955, 533337, 888895, 2666685]

約数ペア:

[(1, 2666685), (3, 888895), (5, 533337), (7, 380955), (15, 177779), (21, 126985), (35, 76191), (105, 25397), (109, 24465), (233, 11445), (327, 8155), (545, 4893), (699, 3815), (763, 3495), (1165, 2289), (1631, 1635)]