157220655

素因数分解:

$3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{21347}}^1$

素因数の和:21846

約数の個数: 16

約数和(自身を含む): 252077184

約数和(自身を除く): 94856529

約数列:

[1, 3, 5, 15, 491, 1473, 2455, 7365, 21347, 64041, 106735, 320205, 10481377, 31444131, 52406885, 157220655]

約数ペア:

[(1, 157220655), (3, 52406885), (5, 31444131), (15, 10481377), (491, 320205), (1473, 106735), (2455, 64041), (7365, 21347)]