64039555

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 78105888

約数和(自身を除く): 14066333

約数列:

[1, 5, 101, 211, 505, 601, 1055, 3005, 21311, 60701, 106555, 126811, 303505, 634055, 12807911, 64039555]

約数ペア:

[(1, 64039555), (5, 12807911), (101, 634055), (211, 303505), (505, 126811), (601, 106555), (1055, 60701), (3005, 21311)]