64521756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137867}}^1$

素因数の和:137890

約数の個数: 36

約数和(自身を含む): 175643832

約数和(自身を除く): 111122076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 137867, 275734, 413601, 551468, 827202, 1240803, 1654404, 1792271, 2481606, 3584542, 4963212, 5376813, 7169084, 10753626, 16130439, 21507252, 32260878, 64521756]

約数ペア:

[(1, 64521756), (2, 32260878), (3, 21507252), (4, 16130439), (6, 10753626), (9, 7169084), (12, 5376813), (13, 4963212), (18, 3584542), (26, 2481606), (36, 1792271), (39, 1654404), (52, 1240803), (78, 827202), (117, 551468), (156, 413601), (234, 275734), (468, 137867)]