156571805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{967}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 210760704

約数和(自身を除く): 54188899

約数列:

[1, 5, 13, 47, 53, 65, 235, 265, 611, 689, 967, 2491, 3055, 3445, 4835, 12455, 12571, 32383, 45449, 51251, 62855, 161915, 227245, 256255, 590837, 666263, 2408797, 2954185, 3331315, 12043985, 31314361, 156571805]

約数ペア:

[(1, 156571805), (5, 31314361), (13, 12043985), (47, 3331315), (53, 2954185), (65, 2408797), (235, 666263), (265, 590837), (611, 256255), (689, 227245), (967, 161915), (2491, 62855), (3055, 51251), (3445, 45449), (4835, 32383), (12455, 12571)]