156720942705

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3167}}^1\times {\mathrm{21013}}^1$

素因数の和:24345

約数の個数: 32

約数和(自身を含む): 252442358784

約数和(自身を除く): 95721416079

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 3167, 9501, 15835, 21013, 47505, 63039, 105065, 315195, 497219, 1491657, 2486095, 3299041, 7458285, 9897123, 16495205, 49485615, 66548171, 199644513, 332740855, 998222565, 10448062847, 31344188541, 52240314235, 156720942705]

約数ペア:

[(1, 156720942705), (3, 52240314235), (5, 31344188541), (15, 10448062847), (157, 998222565), (471, 332740855), (785, 199644513), (2355, 66548171), (3167, 49485615), (9501, 16495205), (15835, 9897123), (21013, 7458285), (47505, 3299041), (63039, 2486095), (105065, 1491657), (315195, 497219)]