427552775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42437}}^1$

素因数の和:42491

約数の個数: 24

約数和(自身を含む): 589378944

約数和(自身を除く): 161826169

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 42437, 212185, 551681, 1060925, 1315547, 2758405, 6577735, 13792025, 17102111, 32888675, 85510555, 427552775]

約数ペア:

[(1, 427552775), (5, 85510555), (13, 32888675), (25, 17102111), (31, 13792025), (65, 6577735), (155, 2758405), (325, 1315547), (403, 1060925), (775, 551681), (2015, 212185), (10075, 42437)]