28757268

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 120

約数和(自身を含む): 83426112

約数和(自身を除く): 54668844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 54, 68, 69, 81, 92, 102, 108, 138, 153, 162, 204, 207, 227, 276, 306, 324, 391, 414, 454, 459, 612, 621, 681, 782, 828, 908, 918, 1173, 1242, 1362, 1377, 1564, 1836, 1863, 2043, 2346, 2484, 2724, 2754, 3519, 3726, 3859, 4086, 4692, 5221, 5508, 6129, 7038, 7452, 7718, 8172, 10442, 10557, 11577, 12258, 14076, 15436, 15663, 18387, 20884, 21114, 23154, 24516, 31326, 31671, 34731, 36774, 42228, 46308, 46989, 62652, 63342, 69462, 73548, 88757, 93978, 104193, 126684, 138924, 140967, 177514, 187956, 208386, 266271, 281934, 312579, 355028, 416772, 422901, 532542, 563868, 625158, 798813, 845802, 1065084, 1250316, 1597626, 1691604, 2396439, 3195252, 4792878, 7189317, 9585756, 14378634, 28757268]

約数ペア:

[(1, 28757268), (2, 14378634), (3, 9585756), (4, 7189317), (6, 4792878), (9, 3195252), (12, 2396439), (17, 1691604), (18, 1597626), (23, 1250316), (27, 1065084), (34, 845802), (36, 798813), (46, 625158), (51, 563868), (54, 532542), (68, 422901), (69, 416772), (81, 355028), (92, 312579), (102, 281934), (108, 266271), (138, 208386), (153, 187956), (162, 177514), (204, 140967), (207, 138924), (227, 126684), (276, 104193), (306, 93978), (324, 88757), (391, 73548), (414, 69462), (454, 63342), (459, 62652), (612, 46989), (621, 46308), (681, 42228), (782, 36774), (828, 34731), (908, 31671), (918, 31326), (1173, 24516), (1242, 23154), (1362, 21114), (1377, 20884), (1564, 18387), (1836, 15663), (1863, 15436), (2043, 14076), (2346, 12258), (2484, 11577), (2724, 10557), (2754, 10442), (3519, 8172), (3726, 7718), (3859, 7452), (4086, 7038), (4692, 6129), (5221, 5508)]