221042012

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{9227}}^1$

素因数の和:9397

約数の個数: 24

約数和(自身を含む): 397652976

約数和(自身を除く): 176610964

約数列:

[1, 2, 4, 53, 106, 113, 212, 226, 452, 5989, 9227, 11978, 18454, 23956, 36908, 489031, 978062, 1042651, 1956124, 2085302, 4170604, 55260503, 110521006, 221042012]

約数ペア:

[(1, 221042012), (2, 110521006), (4, 55260503), (53, 4170604), (106, 2085302), (113, 1956124), (212, 1042651), (226, 978062), (452, 489031), (5989, 36908), (9227, 23956), (11978, 18454)]