1285687548

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{1571}}^1$

素因数の和:1887

約数の個数: 72

約数和(自身を含む): 3295918080

約数和(自身を除く): 2010230532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 179, 254, 358, 381, 508, 537, 716, 762, 1074, 1143, 1524, 1571, 1611, 2148, 2286, 3142, 3222, 4572, 4713, 6284, 6444, 9426, 14139, 18852, 22733, 28278, 45466, 56556, 68199, 90932, 136398, 199517, 204597, 272796, 281209, 399034, 409194, 562418, 598551, 798068, 818388, 843627, 1124836, 1197102, 1687254, 1795653, 2394204, 2530881, 3374508, 3591306, 5061762, 7182612, 10123524, 35713543, 71427086, 107140629, 142854172, 214281258, 321421887, 428562516, 642843774, 1285687548]

約数ペア:

[(1, 1285687548), (2, 642843774), (3, 428562516), (4, 321421887), (6, 214281258), (9, 142854172), (12, 107140629), (18, 71427086), (36, 35713543), (127, 10123524), (179, 7182612), (254, 5061762), (358, 3591306), (381, 3374508), (508, 2530881), (537, 2394204), (716, 1795653), (762, 1687254), (1074, 1197102), (1143, 1124836), (1524, 843627), (1571, 818388), (1611, 798068), (2148, 598551), (2286, 562418), (3142, 409194), (3222, 399034), (4572, 281209), (4713, 272796), (6284, 204597), (6444, 199517), (9426, 136398), (14139, 90932), (18852, 68199), (22733, 56556), (28278, 45466)]