121431128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8779}}^1$

素因数の和:8824

約数の個数: 64

約数和(自身を含む): 295008000

約数和(自身を除く): 173576872

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 8779, 13832, 17558, 35116, 61453, 70232, 114127, 122906, 166801, 228254, 245812, 333602, 456508, 491624, 667204, 798889, 913016, 1167607, 1334408, 1597778, 2168413, 2335214, 3195556, 4336826, 4670428, 6391112, 8673652, 9340856, 15178891, 17347304, 30357782, 60715564, 121431128]

約数ペア:

[(1, 121431128), (2, 60715564), (4, 30357782), (7, 17347304), (8, 15178891), (13, 9340856), (14, 8673652), (19, 6391112), (26, 4670428), (28, 4336826), (38, 3195556), (52, 2335214), (56, 2168413), (76, 1597778), (91, 1334408), (104, 1167607), (133, 913016), (152, 798889), (182, 667204), (247, 491624), (266, 456508), (364, 333602), (494, 245812), (532, 228254), (728, 166801), (988, 122906), (1064, 114127), (1729, 70232), (1976, 61453), (3458, 35116), (6916, 17558), (8779, 13832)]