128508012

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{16759}}^1$

素因数の和:16843

約数の個数: 48

約数和(自身を含む): 337881600

約数和(自身を除く): 209373588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 16759, 33518, 50277, 67036, 100554, 150831, 201108, 301662, 452493, 603324, 904986, 1189889, 1809972, 2379778, 3569667, 4759556, 7139334, 10709001, 14278668, 21418002, 32127003, 42836004, 64254006, 128508012]

約数ペア:

[(1, 128508012), (2, 64254006), (3, 42836004), (4, 32127003), (6, 21418002), (9, 14278668), (12, 10709001), (18, 7139334), (27, 4759556), (36, 3569667), (54, 2379778), (71, 1809972), (108, 1189889), (142, 904986), (213, 603324), (284, 452493), (426, 301662), (639, 201108), (852, 150831), (1278, 100554), (1917, 67036), (2556, 50277), (3834, 33518), (7668, 16759)]