172485855

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18517}}^1$

素因数の和:18557

約数の個数: 40

約数和(自身を含む): 322657632

約数和(自身を除く): 150171777

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 18517, 55551, 92585, 166653, 277755, 425891, 499959, 833265, 1277673, 1499877, 2129455, 2499795, 3833019, 6388365, 7499385, 11499057, 19165095, 34497171, 57495285, 172485855]

約数ペア:

[(1, 172485855), (3, 57495285), (5, 34497171), (9, 19165095), (15, 11499057), (23, 7499385), (27, 6388365), (45, 3833019), (69, 2499795), (81, 2129455), (115, 1499877), (135, 1277673), (207, 833265), (345, 499959), (405, 425891), (621, 277755), (1035, 166653), (1863, 92585), (3105, 55551), (9315, 18517)]