203498925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^2$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 409848768

約数和(自身を除く): 206349843

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 151, 175, 255, 357, 425, 453, 525, 595, 755, 1057, 1275, 1785, 2265, 2567, 2975, 3171, 3775, 5285, 7701, 8925, 11325, 12835, 15855, 17969, 22801, 26425, 38505, 53907, 64175, 68403, 79275, 89845, 114005, 159607, 192525, 269535, 342015, 387617, 449225, 478821, 570025, 798035, 1162851, 1347675, 1710075, 1938085, 2394105, 2713319, 3990175, 5814255, 8139957, 9690425, 11970525, 13566595, 29071275, 40699785, 67832975, 203498925]

約数ペア:

[(1, 203498925), (3, 67832975), (5, 40699785), (7, 29071275), (15, 13566595), (17, 11970525), (21, 9690425), (25, 8139957), (35, 5814255), (51, 3990175), (75, 2713319), (85, 2394105), (105, 1938085), (119, 1710075), (151, 1347675), (175, 1162851), (255, 798035), (357, 570025), (425, 478821), (453, 449225), (525, 387617), (595, 342015), (755, 269535), (1057, 192525), (1275, 159607), (1785, 114005), (2265, 89845), (2567, 79275), (2975, 68403), (3171, 64175), (3775, 53907), (5285, 38505), (7701, 26425), (8925, 22801), (11325, 17969), (12835, 15855)]