520019253

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{7951}}^1$

素因数の和:8026

約数の個数: 36

約数和(自身を含む): 832383552

約数和(自身を除く): 312364299

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 169, 387, 507, 559, 1521, 1677, 5031, 7267, 7951, 21801, 23853, 65403, 71559, 103363, 310089, 341893, 930267, 1025679, 1343719, 3077037, 4031157, 4444609, 12093471, 13333827, 40001481, 57779917, 173339751, 520019253]

約数ペア:

[(1, 520019253), (3, 173339751), (9, 57779917), (13, 40001481), (39, 13333827), (43, 12093471), (117, 4444609), (129, 4031157), (169, 3077037), (387, 1343719), (507, 1025679), (559, 930267), (1521, 341893), (1677, 310089), (5031, 103363), (7267, 71559), (7951, 65403), (21801, 23853)]