66028221

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61651}}^1$

素因数の和:61681

約数の個数: 24

約数和(自身を含む): 115412544

約数和(自身を除く): 49384323

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 61651, 184953, 431557, 554859, 1048067, 1294671, 3144201, 3884013, 7336469, 9432603, 22009407, 66028221]

約数ペア:

[(1, 66028221), (3, 22009407), (7, 9432603), (9, 7336469), (17, 3884013), (21, 3144201), (51, 1294671), (63, 1048067), (119, 554859), (153, 431557), (357, 184953), (1071, 61651)]