1901768379

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{6857}}^1$

素因数の和:7195

約数の個数: 32

約数和(自身を含む): 2970556416

約数和(自身を除く): 1068788037

約数列:

[1, 3, 7, 21, 47, 141, 281, 329, 843, 987, 1967, 5901, 6857, 13207, 20571, 39621, 47999, 92449, 143997, 277347, 322279, 966837, 1926817, 2255953, 5780451, 6767859, 13487719, 40463157, 90560399, 271681197, 633922793, 1901768379]

約数ペア:

[(1, 1901768379), (3, 633922793), (7, 271681197), (21, 90560399), (47, 40463157), (141, 13487719), (281, 6767859), (329, 5780451), (843, 2255953), (987, 1926817), (1967, 966837), (5901, 322279), (6857, 277347), (13207, 143997), (20571, 92449), (39621, 47999)]