208045215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{967}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 413157888

約数和(自身を除く): 205112673

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 683, 967, 2049, 2901, 3415, 4781, 4835, 6147, 6769, 8703, 10245, 14343, 14505, 20307, 23905, 30735, 33845, 43029, 43515, 60921, 71715, 101535, 215145, 304605, 660461, 1981383, 3302305, 4623227, 5944149, 9906915, 13869681, 23116135, 29720745, 41609043, 69348405, 208045215]

約数ペア:

[(1, 208045215), (3, 69348405), (5, 41609043), (7, 29720745), (9, 23116135), (15, 13869681), (21, 9906915), (35, 5944149), (45, 4623227), (63, 3302305), (105, 1981383), (315, 660461), (683, 304605), (967, 215145), (2049, 101535), (2901, 71715), (3415, 60921), (4781, 43515), (4835, 43029), (6147, 33845), (6769, 30735), (8703, 23905), (10245, 20307), (14343, 14505)]