330897511

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 75528089

約数列:

[1, 7, 29, 41, 83, 203, 287, 479, 581, 1189, 2407, 3353, 3403, 8323, 13891, 16849, 19639, 23821, 39757, 97237, 98687, 137473, 278299, 569531, 690809, 1152953, 1630037, 3986717, 8070671, 11410259, 47271073, 330897511]

約数ペア:

[(1, 330897511), (7, 47271073), (29, 11410259), (41, 8070671), (83, 3986717), (203, 1630037), (287, 1152953), (479, 690809), (581, 569531), (1189, 278299), (2407, 137473), (3353, 98687), (3403, 97237), (8323, 39757), (13891, 23821), (16849, 19639)]