12729808

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1284

約数の個数: 60

約数和(自身を含む): 30922500

約数和(自身を除く): 18192692

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1249, 1274, 1456, 2498, 2548, 4996, 5096, 8743, 9992, 10192, 16237, 17486, 19984, 32474, 34972, 61201, 64948, 69944, 113659, 122402, 129896, 139888, 227318, 244804, 259792, 454636, 489608, 795613, 909272, 979216, 1591226, 1818544, 3182452, 6364904, 12729808]

約数ペア:

[(1, 12729808), (2, 6364904), (4, 3182452), (7, 1818544), (8, 1591226), (13, 979216), (14, 909272), (16, 795613), (26, 489608), (28, 454636), (49, 259792), (52, 244804), (56, 227318), (91, 139888), (98, 129896), (104, 122402), (112, 113659), (182, 69944), (196, 64948), (208, 61201), (364, 34972), (392, 32474), (637, 19984), (728, 17486), (784, 16237), (1249, 10192), (1274, 9992), (1456, 8743), (2498, 5096), (2548, 4996)]