18113375

素因数分解:

$5^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 26198016

約数和(自身を除く): 8084641

約数列:

[1, 5, 7, 25, 35, 125, 127, 163, 175, 635, 815, 875, 889, 1141, 3175, 4075, 4445, 5705, 15875, 20375, 20701, 22225, 28525, 103505, 111125, 142625, 144907, 517525, 724535, 2587625, 3622675, 18113375]

約数ペア:

[(1, 18113375), (5, 3622675), (7, 2587625), (25, 724535), (35, 517525), (125, 144907), (127, 142625), (163, 111125), (175, 103505), (635, 28525), (815, 22225), (875, 20701), (889, 20375), (1141, 15875), (3175, 5705), (4075, 4445)]