156621969

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{146239}}^1$

素因数の和:146269

約数の個数: 24

約数和(自身を含む): 273761280

約数和(自身を除く): 117139311

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 146239, 438717, 1023673, 1316151, 2486063, 3071019, 7458189, 9213057, 17402441, 22374567, 52207323, 156621969]

約数ペア:

[(1, 156621969), (3, 52207323), (7, 22374567), (9, 17402441), (17, 9213057), (21, 7458189), (51, 3071019), (63, 2486063), (119, 1316151), (153, 1023673), (357, 438717), (1071, 146239)]