31481228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{613}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 56836752

約数和(自身を除く): 25355524

約数列:

[1, 2, 4, 37, 74, 148, 347, 613, 694, 1226, 1388, 2452, 12839, 22681, 25678, 45362, 51356, 90724, 212711, 425422, 850844, 7870307, 15740614, 31481228]

約数ペア:

[(1, 31481228), (2, 15740614), (4, 7870307), (37, 850844), (74, 425422), (148, 212711), (347, 90724), (613, 51356), (694, 45362), (1226, 25678), (1388, 22681), (2452, 12839)]