187940475

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^2\times {\mathrm{1579}}^1$

素因数の和:1641

約数の個数: 54

約数和(自身を含む): 352117220

約数和(自身を除く): 164176745

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 529, 575, 1035, 1579, 1587, 1725, 2645, 4737, 4761, 5175, 7895, 7935, 13225, 14211, 23685, 23805, 36317, 39475, 39675, 71055, 108951, 118425, 119025, 181585, 326853, 355275, 544755, 835291, 907925, 1634265, 2505873, 2723775, 4176455, 7517619, 8171325, 12529365, 20882275, 37588095, 62646825, 187940475]

約数ペア:

[(1, 187940475), (3, 62646825), (5, 37588095), (9, 20882275), (15, 12529365), (23, 8171325), (25, 7517619), (45, 4176455), (69, 2723775), (75, 2505873), (115, 1634265), (207, 907925), (225, 835291), (345, 544755), (529, 355275), (575, 326853), (1035, 181585), (1579, 119025), (1587, 118425), (1725, 108951), (2645, 71055), (4737, 39675), (4761, 39475), (5175, 36317), (7895, 23805), (7935, 23685), (13225, 14211)]