7556991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5237}}^1$

素因数の和:5290

約数の個数: 16

約数和(自身を含む): 11146464

約数和(自身を除く): 3589473

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 5237, 15711, 68081, 193769, 204243, 581307, 2518997, 7556991]

約数ペア:

[(1, 7556991), (3, 2518997), (13, 581307), (37, 204243), (39, 193769), (111, 68081), (481, 15711), (1443, 5237)]