639778896

素因数分解:

$2^4\times 3^2\times {\mathrm{4442909}}^1$

素因数の和:4442923

約数の個数: 30

約数和(自身を含む): 1790492730

約数和(自身を除く): 1150713834

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4442909, 8885818, 13328727, 17771636, 26657454, 35543272, 39986181, 53314908, 71086544, 79972362, 106629816, 159944724, 213259632, 319889448, 639778896]

約数ペア:

[(1, 639778896), (2, 319889448), (3, 213259632), (4, 159944724), (6, 106629816), (8, 79972362), (9, 71086544), (12, 53314908), (16, 39986181), (18, 35543272), (24, 26657454), (36, 17771636), (48, 13328727), (72, 8885818), (144, 4442909)]