253418042

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1\times {\mathrm{2029}}^1$

素因数の和:2545

約数の個数: 16

約数和(自身を含む): 383450760

約数和(自身を除く): 130032718

約数列:

[1, 2, 197, 317, 394, 634, 2029, 4058, 62449, 124898, 399713, 643193, 799426, 1286386, 126709021, 253418042]

約数ペア:

[(1, 253418042), (2, 126709021), (197, 1286386), (317, 799426), (394, 643193), (634, 399713), (2029, 124898), (4058, 62449)]