320445419

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 392933376

約数和(自身を除く): 72487957

約数列:

[1, 7, 31, 37, 107, 217, 259, 373, 749, 1147, 2611, 3317, 3959, 8029, 11563, 13801, 23219, 27713, 39911, 80941, 96607, 122729, 279377, 427831, 859103, 1237241, 1476707, 2994817, 8660687, 10336949, 45777917, 320445419]

約数ペア:

[(1, 320445419), (7, 45777917), (31, 10336949), (37, 8660687), (107, 2994817), (217, 1476707), (259, 1237241), (373, 859103), (749, 427831), (1147, 279377), (2611, 122729), (3317, 96607), (3959, 80941), (8029, 39911), (11563, 27713), (13801, 23219)]