156937257

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{84239}}^1$

素因数の和:84274

約数の個数: 20

約数和(自身を含む): 244632960

約数和(自身を除く): 87695703

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 84239, 252717, 758151, 1937497, 2274453, 5812491, 6823359, 17437473, 52312419, 156937257]

約数ペア:

[(1, 156937257), (3, 52312419), (9, 17437473), (23, 6823359), (27, 5812491), (69, 2274453), (81, 1937497), (207, 758151), (621, 252717), (1863, 84239)]