1405123205

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1\times {\mathrm{4799}}^1$

素因数の和:6724

約数の個数: 16

約数和(自身を含む): 1741824000

約数和(自身を除く): 336700795

約数列:

[1, 5, 31, 155, 1889, 4799, 9445, 23995, 58559, 148769, 292795, 743845, 9065311, 45326555, 281024641, 1405123205]

約数ペア:

[(1, 1405123205), (5, 281024641), (31, 45326555), (155, 9065311), (1889, 743845), (4799, 292795), (9445, 148769), (23995, 58559)]