71661537

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{691}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 111605760

約数和(自身を除く): 39944223

約数列:

[1, 3, 9, 23, 27, 69, 167, 207, 501, 621, 691, 1503, 2073, 3841, 4509, 6219, 11523, 15893, 18657, 34569, 47679, 103707, 115397, 143037, 346191, 429111, 1038573, 2654131, 3115719, 7962393, 23887179, 71661537]

約数ペア:

[(1, 71661537), (3, 23887179), (9, 7962393), (23, 3115719), (27, 2654131), (69, 1038573), (167, 429111), (207, 346191), (501, 143037), (621, 115397), (691, 103707), (1503, 47679), (2073, 34569), (3841, 18657), (4509, 15893), (6219, 11523)]