64421236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{10687}}^1$

素因数の和:10839

約数の個数: 24

約数和(自身を含む): 123895296

約数和(自身を除く): 59474060

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 10687, 21374, 42748, 117557, 235114, 470228, 1464119, 2928238, 5856476, 16105309, 32210618, 64421236]

約数ペア:

[(1, 64421236), (2, 32210618), (4, 16105309), (11, 5856476), (22, 2928238), (44, 1464119), (137, 470228), (274, 235114), (548, 117557), (1507, 42748), (3014, 21374), (6028, 10687)]