668867895

素因数分解:

$3^3\times 5^1\times {\mathrm{4954577}}^1$

素因数の和:4954591

約数の個数: 16

約数和(自身を含む): 1189098720

約数和(自身を除く): 520230825

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4954577, 14863731, 24772885, 44591193, 74318655, 133773579, 222955965, 668867895]

約数ペア:

[(1, 668867895), (3, 222955965), (5, 133773579), (9, 74318655), (15, 44591193), (27, 24772885), (45, 14863731), (135, 4954577)]