179640855

素因数分解:

$3^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2389}}^1$

素因数の和:2960

約数の個数: 32

約数和(自身を含む): 320068800

約数和(自身を除く): 140427945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 557, 1671, 2389, 2785, 5013, 7167, 8355, 11945, 15039, 21501, 25065, 35835, 64503, 75195, 107505, 322515, 1330673, 3992019, 6653365, 11976057, 19960095, 35928171, 59880285, 179640855]

約数ペア:

[(1, 179640855), (3, 59880285), (5, 35928171), (9, 19960095), (15, 11976057), (27, 6653365), (45, 3992019), (135, 1330673), (557, 322515), (1671, 107505), (2389, 75195), (2785, 64503), (5013, 35835), (7167, 25065), (8355, 21501), (11945, 15039)]