409257745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16103}}^1$

素因数の和:16161

約数の個数: 32

約数和(自身を含む): 584381952

約数和(自身を除く): 175124207

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 5083, 16103, 25415, 80515, 209339, 273751, 370369, 1046695, 1368755, 1851845, 3558763, 4814797, 6296273, 17793815, 24073985, 31481365, 81851549, 409257745]

約数ペア:

[(1, 409257745), (5, 81851549), (13, 31481365), (17, 24073985), (23, 17793815), (65, 6296273), (85, 4814797), (115, 3558763), (221, 1851845), (299, 1368755), (391, 1046695), (1105, 370369), (1495, 273751), (1955, 209339), (5083, 80515), (16103, 25415)]