28106695

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 36604224

約数和(自身を除く): 8497529

約数列:

[1, 5, 17, 53, 85, 265, 289, 367, 901, 1445, 1835, 4505, 6239, 15317, 19451, 31195, 76585, 97255, 106063, 330667, 530315, 1653335, 5621339, 28106695]

約数ペア:

[(1, 28106695), (5, 5621339), (17, 1653335), (53, 530315), (85, 330667), (265, 106063), (289, 97255), (367, 76585), (901, 31195), (1445, 19451), (1835, 15317), (4505, 6239)]