128979942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12433}}^1$

素因数の和:12477

約数の個数: 64

約数和(自身を含む): 334225920

約数和(自身を除く): 205245978

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 12433, 24866, 37299, 74598, 87031, 161629, 174062, 236227, 261093, 323258, 472454, 484887, 522186, 708681, 969774, 1131403, 1417362, 1653589, 2262806, 3070951, 3307178, 3394209, 4960767, 6141902, 6788418, 9212853, 9921534, 18425706, 21496657, 42993314, 64489971, 128979942]

約数ペア:

[(1, 128979942), (2, 64489971), (3, 42993314), (6, 21496657), (7, 18425706), (13, 9921534), (14, 9212853), (19, 6788418), (21, 6141902), (26, 4960767), (38, 3394209), (39, 3307178), (42, 3070951), (57, 2262806), (78, 1653589), (91, 1417362), (114, 1131403), (133, 969774), (182, 708681), (247, 522186), (266, 484887), (273, 472454), (399, 323258), (494, 261093), (546, 236227), (741, 174062), (798, 161629), (1482, 87031), (1729, 74598), (3458, 37299), (5187, 24866), (10374, 12433)]