77776479

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 133380000

約数和(自身を除く): 55603521

約数列:

[1, 3, 9, 11, 17, 33, 37, 51, 99, 111, 153, 187, 333, 407, 561, 629, 1221, 1249, 1683, 1887, 3663, 3747, 5661, 6919, 11241, 13739, 20757, 21233, 41217, 46213, 62271, 63699, 123651, 138639, 191097, 233563, 415917, 508343, 700689, 785621, 1525029, 2102067, 2356863, 4575087, 7070589, 8641831, 25925493, 77776479]

約数ペア:

[(1, 77776479), (3, 25925493), (9, 8641831), (11, 7070589), (17, 4575087), (33, 2356863), (37, 2102067), (51, 1525029), (99, 785621), (111, 700689), (153, 508343), (187, 415917), (333, 233563), (407, 191097), (561, 138639), (629, 123651), (1221, 63699), (1249, 62271), (1683, 46213), (1887, 41217), (3663, 21233), (3747, 20757), (5661, 13739), (6919, 11241)]