854565972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{81761}}^1$

素因数の和:81848

約数の個数: 48

約数和(自身を含む): 2179447872

約数和(自身を除く): 1324881900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2613, 3484, 5226, 10452, 81761, 163522, 245283, 327044, 490566, 981132, 1062893, 2125786, 3188679, 4251572, 5477987, 6377358, 10955974, 12754716, 16433961, 21911948, 32867922, 65735844, 71213831, 142427662, 213641493, 284855324, 427282986, 854565972]

約数ペア:

[(1, 854565972), (2, 427282986), (3, 284855324), (4, 213641493), (6, 142427662), (12, 71213831), (13, 65735844), (26, 32867922), (39, 21911948), (52, 16433961), (67, 12754716), (78, 10955974), (134, 6377358), (156, 5477987), (201, 4251572), (268, 3188679), (402, 2125786), (804, 1062893), (871, 981132), (1742, 490566), (2613, 327044), (3484, 245283), (5226, 163522), (10452, 81761)]