253341490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{356819}}^1$

素因数の和:356897

約数の個数: 16

約数和(自身を含む): 462438720

約数和(自身を除く): 209097230

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 356819, 713638, 1784095, 3568190, 25334149, 50668298, 126670745, 253341490]

約数ペア:

[(1, 253341490), (2, 126670745), (5, 50668298), (10, 25334149), (71, 3568190), (142, 1784095), (355, 713638), (710, 356819)]