208486515

素因数分解:

$3^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{10667}}^1$

素因数の和:11978

約数の個数: 16

約数和(自身を含む): 333865728

約数和(自身を除く): 125379213

約数列:

[1, 3, 5, 15, 1303, 3909, 6515, 10667, 19545, 32001, 53335, 160005, 13899101, 41697303, 69495505, 208486515]

約数ペア:

[(1, 208486515), (3, 69495505), (5, 41697303), (15, 13899101), (1303, 160005), (3909, 53335), (6515, 32001), (10667, 19545)]