64493996

素因数分解:

$2^2\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1171}}^1$

素因数の和:1470

約数の個数: 36

約数和(自身を含む): 131871096

約数和(自身を除く): 67377100

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 281, 562, 1124, 1171, 1967, 2342, 3934, 4684, 7868, 8197, 13769, 16394, 27538, 32788, 55076, 57379, 114758, 229516, 329051, 658102, 1316204, 2303357, 4606714, 9213428, 16123499, 32246998, 64493996]

約数ペア:

[(1, 64493996), (2, 32246998), (4, 16123499), (7, 9213428), (14, 4606714), (28, 2303357), (49, 1316204), (98, 658102), (196, 329051), (281, 229516), (562, 114758), (1124, 57379), (1171, 55076), (1967, 32788), (2342, 27538), (3934, 16394), (4684, 13769), (7868, 8197)]