1999647759

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{9227}}^1$

素因数の和:9359

約数の個数: 32

約数和(自身を含む): 2870277120

約数和(自身を除く): 870629361

約数列:

[1, 3, 29, 47, 53, 87, 141, 159, 1363, 1537, 2491, 4089, 4611, 7473, 9227, 27681, 72239, 216717, 267583, 433669, 489031, 802749, 1301007, 1467093, 12576401, 14181899, 22984457, 37729203, 42545697, 68953371, 666549253, 1999647759]

約数ペア:

[(1, 1999647759), (3, 666549253), (29, 68953371), (47, 42545697), (53, 37729203), (87, 22984457), (141, 14181899), (159, 12576401), (1363, 1467093), (1537, 1301007), (2491, 802749), (4089, 489031), (4611, 433669), (7473, 267583), (9227, 216717), (27681, 72239)]