240401505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{2351}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 408457728

約数和(自身を除く): 168056223

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 401, 1203, 2005, 2351, 6015, 6817, 7053, 11755, 20451, 34085, 35265, 39967, 102255, 119901, 199835, 599505, 942751, 2828253, 4713755, 14141265, 16026767, 48080301, 80133835, 240401505]

約数ペア:

[(1, 240401505), (3, 80133835), (5, 48080301), (15, 16026767), (17, 14141265), (51, 4713755), (85, 2828253), (255, 942751), (401, 599505), (1203, 199835), (2005, 119901), (2351, 102255), (6015, 39967), (6817, 35265), (7053, 34085), (11755, 20451)]