16981390945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{413827}}^1$

素因数の和:414144

約数の個数: 16

約数和(自身を含む): 21154887360

約数和(自身を除く): 4173496415

約数列:

[1, 5, 29, 145, 283, 1415, 8207, 41035, 413827, 2069135, 12000983, 60004915, 117113041, 585565205, 3396278189, 16981390945]

約数ペア:

[(1, 16981390945), (5, 3396278189), (29, 585565205), (145, 117113041), (283, 60004915), (1415, 12000983), (8207, 2069135), (41035, 413827)]