1247872906

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 2207623680

約数和(自身を除く): 959750774

約数列:

[1, 2, 7, 14, 49, 98, 163, 191, 326, 382, 409, 818, 1141, 1337, 2282, 2674, 2863, 5726, 7987, 9359, 15974, 18718, 20041, 31133, 40082, 62266, 66667, 78119, 133334, 156238, 217931, 435862, 466669, 546833, 933338, 1093666, 1525517, 3051034, 3266683, 3827831, 6533366, 7655662, 12733397, 25466794, 89133779, 178267558, 623936453, 1247872906]

約数ペア:

[(1, 1247872906), (2, 623936453), (7, 178267558), (14, 89133779), (49, 25466794), (98, 12733397), (163, 7655662), (191, 6533366), (326, 3827831), (382, 3266683), (409, 3051034), (818, 1525517), (1141, 1093666), (1337, 933338), (2282, 546833), (2674, 466669), (2863, 435862), (5726, 217931), (7987, 156238), (9359, 133334), (15974, 78119), (18718, 66667), (20041, 62266), (31133, 40082)]