31533921

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 48385920

約数和(自身を除く): 16851999

約数列:

[1, 3, 9, 27, 43, 129, 157, 173, 387, 471, 519, 1161, 1413, 1557, 4239, 4671, 6751, 7439, 20253, 22317, 27161, 60759, 66951, 81483, 182277, 200853, 244449, 733347, 1167923, 3503769, 10511307, 31533921]

約数ペア:

[(1, 31533921), (3, 10511307), (9, 3503769), (27, 1167923), (43, 733347), (129, 244449), (157, 200853), (173, 182277), (387, 81483), (471, 66951), (519, 60759), (1161, 27161), (1413, 22317), (1557, 20253), (4239, 7439), (4671, 6751)]