1978644252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{99871}}^1$

素因数の和:100018

約数の個数: 48

約数和(自身を含む): 5011177472

約数和(自身を除く): 3032533220

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 156, 254, 381, 508, 762, 1524, 1651, 3302, 4953, 6604, 9906, 19812, 99871, 199742, 299613, 399484, 599226, 1198452, 1298323, 2596646, 3894969, 5193292, 7789938, 12683617, 15579876, 25367234, 38050851, 50734468, 76101702, 152203404, 164887021, 329774042, 494661063, 659548084, 989322126, 1978644252]

約数ペア:

[(1, 1978644252), (2, 989322126), (3, 659548084), (4, 494661063), (6, 329774042), (12, 164887021), (13, 152203404), (26, 76101702), (39, 50734468), (52, 38050851), (78, 25367234), (127, 15579876), (156, 12683617), (254, 7789938), (381, 5193292), (508, 3894969), (762, 2596646), (1524, 1298323), (1651, 1198452), (3302, 599226), (4953, 399484), (6604, 299613), (9906, 199742), (19812, 99871)]