172885155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{15767}}^1$

素因数の和:15835

約数の個数: 32

約数和(自身を含む): 299718144

約数和(自身を除く): 126832989

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 15767, 47301, 78835, 236505, 268039, 677981, 804117, 1340195, 2033943, 3389905, 4020585, 10169715, 11525677, 34577031, 57628385, 172885155]

約数ペア:

[(1, 172885155), (3, 57628385), (5, 34577031), (15, 11525677), (17, 10169715), (43, 4020585), (51, 3389905), (85, 2033943), (129, 1340195), (215, 804117), (255, 677981), (645, 268039), (731, 236505), (2193, 78835), (3655, 47301), (10965, 15767)]