17388943

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 22643712

約数和(自身を除く): 5254769

約数列:

[1, 11, 13, 17, 23, 143, 187, 221, 253, 299, 311, 391, 2431, 3289, 3421, 4043, 4301, 5083, 5287, 7153, 44473, 55913, 58157, 68731, 78683, 92989, 121601, 756041, 1022879, 1337611, 1580813, 17388943]

約数ペア:

[(1, 17388943), (11, 1580813), (13, 1337611), (17, 1022879), (23, 756041), (143, 121601), (187, 92989), (221, 78683), (253, 68731), (299, 58157), (311, 55913), (391, 44473), (2431, 7153), (3289, 5287), (3421, 5083), (4043, 4301)]