109920405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8243}}^1$

素因数の和:8385

約数の個数: 32

約数和(自身を含む): 202604544

約数和(自身を除く): 92684139

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 381, 635, 889, 1905, 2667, 4445, 8243, 13335, 24729, 41215, 57701, 123645, 173103, 288505, 865515, 1046861, 3140583, 5234305, 7328027, 15702915, 21984081, 36640135, 109920405]

約数ペア:

[(1, 109920405), (3, 36640135), (5, 21984081), (7, 15702915), (15, 7328027), (21, 5234305), (35, 3140583), (105, 1046861), (127, 865515), (381, 288505), (635, 173103), (889, 123645), (1905, 57701), (2667, 41215), (4445, 24729), (8243, 13335)]