1628851

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 16

約数和(自身を含む): 2018560

約数和(自身を除く): 389709

約数列:

[1, 7, 19, 37, 133, 259, 331, 703, 2317, 4921, 6289, 12247, 44023, 85729, 232693, 1628851]

約数ペア:

[(1, 1628851), (7, 232693), (19, 85729), (37, 44023), (133, 12247), (259, 6289), (331, 4921), (703, 2317)]