66720087

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{62297}}^1$

素因数の和:62327

約数の個数: 24

約数和(自身を含む): 116621856

約数和(自身を除く): 49901769

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 62297, 186891, 436079, 560673, 1059049, 1308237, 3177147, 3924711, 7413343, 9531441, 22240029, 66720087]

約数ペア:

[(1, 66720087), (3, 22240029), (7, 9531441), (9, 7413343), (17, 3924711), (21, 3177147), (51, 1308237), (63, 1059049), (119, 560673), (153, 436079), (357, 186891), (1071, 62297)]