408889709

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 448868160

約数和(自身を除く): 39978451

約数列:

[1, 19, 43, 103, 113, 817, 1849, 1957, 2147, 4429, 4859, 11639, 35131, 84151, 92321, 190447, 208937, 221141, 500477, 3618493, 3969803, 9509063, 21520511, 408889709]

約数ペア:

[(1, 408889709), (19, 21520511), (43, 9509063), (103, 3969803), (113, 3618493), (817, 500477), (1849, 221141), (1957, 208937), (2147, 190447), (4429, 92321), (4859, 84151), (11639, 35131)]