22720269

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 13180659

約数列:

[1, 3, 11, 13, 33, 39, 143, 211, 251, 429, 633, 753, 2321, 2743, 2761, 3263, 6963, 8229, 8283, 9789, 30173, 35893, 52961, 90519, 107679, 158883, 582571, 688493, 1747713, 2065479, 7573423, 22720269]

約数ペア:

[(1, 22720269), (3, 7573423), (11, 2065479), (13, 1747713), (33, 688493), (39, 582571), (143, 158883), (211, 107679), (251, 90519), (429, 52961), (633, 35893), (753, 30173), (2321, 9789), (2743, 8283), (2761, 8229), (3263, 6963)]