87217209

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{78787}}^1$

素因数の和:78837

約数の個数: 16

約数和(自身を含む): 132363840

約数和(自身を除く): 45146631

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 78787, 236361, 709083, 2127249, 3230267, 9690801, 29072403, 87217209]

約数ペア:

[(1, 87217209), (3, 29072403), (9, 9690801), (27, 3230267), (41, 2127249), (123, 709083), (369, 236361), (1107, 78787)]