66995505

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3907

約数の個数: 40

約数和(自身を含む): 122920512

約数和(自身を除く): 55925007

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 3847, 5805, 11541, 17415, 19235, 34623, 57705, 103869, 165421, 173115, 311607, 496263, 519345, 827105, 1488789, 1558035, 2481315, 4466367, 7443945, 13399101, 22331835, 66995505]

約数ペア:

[(1, 66995505), (3, 22331835), (5, 13399101), (9, 7443945), (15, 4466367), (27, 2481315), (43, 1558035), (45, 1488789), (81, 827105), (129, 519345), (135, 496263), (215, 311607), (387, 173115), (405, 165421), (645, 103869), (1161, 57705), (1935, 34623), (3483, 19235), (3847, 17415), (5805, 11541)]