140569821

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131251}}^1$

素因数の和:131281

約数の個数: 24

約数和(自身を含む): 245703744

約数和(自身を除く): 105133923

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 131251, 393753, 918757, 1181259, 2231267, 2756271, 6693801, 8268813, 15618869, 20081403, 46856607, 140569821]

約数ペア:

[(1, 140569821), (3, 46856607), (7, 20081403), (9, 15618869), (17, 8268813), (21, 6693801), (51, 2756271), (63, 2231267), (119, 1181259), (153, 918757), (357, 393753), (1071, 131251)]