389612964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{47123}}^1$

素因数の和:47196

約数の個数: 48

約数和(自身を含む): 997520832

約数和(自身を除く): 607907868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 47123, 94246, 141369, 188492, 282738, 565476, 612599, 1225198, 1837797, 2450396, 2497519, 3675594, 4995038, 7351188, 7492557, 9990076, 14985114, 29970228, 32467747, 64935494, 97403241, 129870988, 194806482, 389612964]

約数ペア:

[(1, 389612964), (2, 194806482), (3, 129870988), (4, 97403241), (6, 64935494), (12, 32467747), (13, 29970228), (26, 14985114), (39, 9990076), (52, 7492557), (53, 7351188), (78, 4995038), (106, 3675594), (156, 2497519), (159, 2450396), (212, 1837797), (318, 1225198), (636, 612599), (689, 565476), (1378, 282738), (2067, 188492), (2756, 141369), (4134, 94246), (8268, 47123)]