521303690

素因数分解:

$2^1\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{21821}}^1$

素因数の和:24217

約数の個数: 16

約数和(自身を含む): 938782440

約数和(自身を除く): 417478750

約数列:

[1, 2, 5, 10, 2389, 4778, 11945, 21821, 23890, 43642, 109105, 218210, 52130369, 104260738, 260651845, 521303690]

約数ペア:

[(1, 521303690), (2, 260651845), (5, 104260738), (10, 52130369), (2389, 218210), (4778, 109105), (11945, 43642), (21821, 23890)]