643838845442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6689}}^1\times {\mathrm{127657}}^1$

素因数の和:134390

約数の個数: 32

約数和(自身を含む): 1076080345200

約数和(自身を除く): 432241499758

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 6689, 13378, 86957, 127657, 173914, 193981, 255314, 387962, 1659541, 2521753, 3319082, 3702053, 5043506, 7404106, 48126689, 96253378, 853897673, 1707795346, 11100669749, 22201339498, 24763032517, 49526065034, 321919422721, 643838845442]

約数ペア:

[(1, 643838845442), (2, 321919422721), (13, 49526065034), (26, 24763032517), (29, 22201339498), (58, 11100669749), (377, 1707795346), (754, 853897673), (6689, 96253378), (13378, 48126689), (86957, 7404106), (127657, 5043506), (173914, 3702053), (193981, 3319082), (255314, 2521753), (387962, 1659541)]