7999551

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 14327040

約数和(自身を除く): 6327489

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 163, 171, 287, 369, 399, 489, 779, 861, 1141, 1197, 1467, 2337, 2583, 3097, 3423, 5453, 6683, 7011, 9291, 10269, 16359, 20049, 21679, 27873, 46781, 49077, 60147, 65037, 126977, 140343, 195111, 380931, 421029, 888839, 1142793, 2666517, 7999551]

約数ペア:

[(1, 7999551), (3, 2666517), (7, 1142793), (9, 888839), (19, 421029), (21, 380931), (41, 195111), (57, 140343), (63, 126977), (123, 65037), (133, 60147), (163, 49077), (171, 46781), (287, 27873), (369, 21679), (399, 20049), (489, 16359), (779, 10269), (861, 9291), (1141, 7011), (1197, 6683), (1467, 5453), (2337, 3423), (2583, 3097)]