804975915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{20857}}^1$

素因数の和:20979

約数の個数: 32

約数和(自身を含む): 1345591296

約数和(自身を除く): 540615381

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 1245, 2573, 7719, 12865, 20857, 38595, 62571, 104285, 312855, 646567, 1731131, 1939701, 3232835, 5193393, 8655655, 9698505, 25966965, 53665061, 160995183, 268325305, 804975915]

約数ペア:

[(1, 804975915), (3, 268325305), (5, 160995183), (15, 53665061), (31, 25966965), (83, 9698505), (93, 8655655), (155, 5193393), (249, 3232835), (415, 1939701), (465, 1731131), (1245, 646567), (2573, 312855), (7719, 104285), (12865, 62571), (20857, 38595)]