28422436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 63213696

約数和(自身を除く): 34791260

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 71, 116, 119, 142, 203, 238, 284, 406, 476, 493, 497, 812, 841, 986, 994, 1207, 1682, 1972, 1988, 2059, 2414, 3364, 3451, 4118, 4828, 5887, 6902, 8236, 8449, 11774, 13804, 14297, 14413, 16898, 23548, 28594, 28826, 33796, 35003, 57188, 57652, 59711, 70006, 100079, 119422, 140012, 200158, 238844, 245021, 400316, 417977, 490042, 835954, 980084, 1015087, 1671908, 2030174, 4060348, 7105609, 14211218, 28422436]

約数ペア:

[(1, 28422436), (2, 14211218), (4, 7105609), (7, 4060348), (14, 2030174), (17, 1671908), (28, 1015087), (29, 980084), (34, 835954), (58, 490042), (68, 417977), (71, 400316), (116, 245021), (119, 238844), (142, 200158), (203, 140012), (238, 119422), (284, 100079), (406, 70006), (476, 59711), (493, 57652), (497, 57188), (812, 35003), (841, 33796), (986, 28826), (994, 28594), (1207, 23548), (1682, 16898), (1972, 14413), (1988, 14297), (2059, 13804), (2414, 11774), (3364, 8449), (3451, 8236), (4118, 6902), (4828, 5887)]