28574385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14323}}^1$

素因数の和:14357

約数の個数: 32

約数和(自身を含む): 55004160

約数和(自身を除く): 26429775

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 14323, 42969, 71615, 100261, 214845, 272137, 300783, 501305, 816411, 1360685, 1503915, 1904959, 4082055, 5714877, 9524795, 28574385]

約数ペア:

[(1, 28574385), (3, 9524795), (5, 5714877), (7, 4082055), (15, 1904959), (19, 1503915), (21, 1360685), (35, 816411), (57, 501305), (95, 300783), (105, 272137), (133, 214845), (285, 100261), (399, 71615), (665, 42969), (1995, 14323)]