77757638

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 136401408

約数和(自身を除く): 58643770

約数列:

[1, 2, 7, 14, 71, 137, 142, 274, 497, 571, 959, 994, 1142, 1918, 3997, 7994, 9727, 19454, 40541, 68089, 78227, 81082, 136178, 156454, 283787, 547589, 567574, 1095178, 5554117, 11108234, 38878819, 77757638]

約数ペア:

[(1, 77757638), (2, 38878819), (7, 11108234), (14, 5554117), (71, 1095178), (137, 567574), (142, 547589), (274, 283787), (497, 156454), (571, 136178), (959, 81082), (994, 78227), (1142, 68089), (1918, 40541), (3997, 19454), (7994, 9727)]