6421615

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 8102880

約数和(自身を除く): 1681265

約数列:

[1, 5, 29, 67, 145, 335, 661, 1943, 3305, 9715, 19169, 44287, 95845, 221435, 1284323, 6421615]

約数ペア:

[(1, 6421615), (5, 1284323), (29, 221435), (67, 95845), (145, 44287), (335, 19169), (661, 9715), (1943, 3305)]