64961388

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{2789}}^1$

素因数の和:3446

約数の個数: 36

約数和(自身を含む): 164520720

約数和(自身を除く): 99559332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 1294, 1941, 2588, 2789, 3882, 5578, 5823, 7764, 8367, 11156, 11646, 16734, 23292, 25101, 33468, 50202, 100404, 1804483, 3608966, 5413449, 7217932, 10826898, 16240347, 21653796, 32480694, 64961388]

約数ペア:

[(1, 64961388), (2, 32480694), (3, 21653796), (4, 16240347), (6, 10826898), (9, 7217932), (12, 5413449), (18, 3608966), (36, 1804483), (647, 100404), (1294, 50202), (1941, 33468), (2588, 25101), (2789, 23292), (3882, 16734), (5578, 11646), (5823, 11156), (7764, 8367)]