1213888305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{11833}}^1$

素因数の和:12825

約数の個数: 32

約数和(自身を含む): 2222141184

約数和(自身を除く): 1008252879

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 977, 2931, 4885, 6839, 11833, 14655, 20517, 34195, 35499, 59165, 82831, 102585, 177495, 248493, 414155, 1242465, 11560841, 34682523, 57804205, 80925887, 173412615, 242777661, 404629435, 1213888305]

約数ペア:

[(1, 1213888305), (3, 404629435), (5, 242777661), (7, 173412615), (15, 80925887), (21, 57804205), (35, 34682523), (105, 11560841), (977, 1242465), (2931, 414155), (4885, 248493), (6839, 177495), (11833, 102585), (14655, 82831), (20517, 59165), (34195, 35499)]