201157821

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{8707}}^1$

素因数の和:8881

約数の個数: 24

約数和(自身を含む): 309726144

約数和(自身を除く): 108568323

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 2567, 7701, 8707, 23103, 26121, 78363, 148019, 444057, 1314757, 1332171, 3944271, 11832813, 22350869, 67052607, 201157821]

約数ペア:

[(1, 201157821), (3, 67052607), (9, 22350869), (17, 11832813), (51, 3944271), (151, 1332171), (153, 1314757), (453, 444057), (1359, 148019), (2567, 78363), (7701, 26121), (8707, 23103)]