64340521

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 79365888

約数和(自身を除く): 15025367

約数列:

[1, 7, 37, 41, 73, 83, 259, 287, 511, 581, 1517, 2701, 2993, 3071, 3403, 6059, 10619, 18907, 20951, 21497, 23821, 42413, 110741, 125911, 224183, 248419, 775187, 881377, 1569281, 1738933, 9191503, 64340521]

約数ペア:

[(1, 64340521), (7, 9191503), (37, 1738933), (41, 1569281), (73, 881377), (83, 775187), (259, 248419), (287, 224183), (511, 125911), (581, 110741), (1517, 42413), (2701, 23821), (2993, 21497), (3071, 20951), (3403, 18907), (6059, 10619)]