66306219

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 107220480

約数和(自身を除く): 40914261

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1213, 2603, 2877, 3639, 7809, 8491, 18221, 23047, 25473, 54663, 69141, 161329, 166181, 483987, 498543, 1163267, 3157439, 3489801, 9472317, 22102073, 66306219]

約数ペア:

[(1, 66306219), (3, 22102073), (7, 9472317), (19, 3489801), (21, 3157439), (57, 1163267), (133, 498543), (137, 483987), (399, 166181), (411, 161329), (959, 69141), (1213, 54663), (2603, 25473), (2877, 23047), (3639, 18221), (7809, 8491)]