64565578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 121379328

約数和(自身を除く): 56813750

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 211, 422, 1477, 1987, 2321, 2954, 3974, 4642, 13909, 16247, 21857, 27818, 32494, 43714, 152999, 305998, 419257, 838514, 2934799, 4611827, 5869598, 9223654, 32282789, 64565578]

約数ペア:

[(1, 64565578), (2, 32282789), (7, 9223654), (11, 5869598), (14, 4611827), (22, 2934799), (77, 838514), (154, 419257), (211, 305998), (422, 152999), (1477, 43714), (1987, 32494), (2321, 27818), (2954, 21857), (3974, 16247), (4642, 13909)]