212301575

素因数分解:

$5^2\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 267566208

約数和(自身を除く): 55264633

約数列:

[1, 5, 25, 113, 223, 337, 565, 1115, 1685, 2825, 5575, 8425, 25199, 38081, 75151, 125995, 190405, 375755, 629975, 952025, 1878775, 8492063, 42460315, 212301575]

約数ペア:

[(1, 212301575), (5, 42460315), (25, 8492063), (113, 1878775), (223, 952025), (337, 629975), (565, 375755), (1115, 190405), (1685, 125995), (2825, 75151), (5575, 38081), (8425, 25199)]