129740456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{967}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 251834880

約数和(自身を除く): 122094424

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 541, 967, 1082, 1934, 2164, 3868, 4328, 7736, 16771, 29977, 33542, 59954, 67084, 119908, 134168, 239816, 523147, 1046294, 2092588, 4185176, 16217557, 32435114, 64870228, 129740456]

約数ペア:

[(1, 129740456), (2, 64870228), (4, 32435114), (8, 16217557), (31, 4185176), (62, 2092588), (124, 1046294), (248, 523147), (541, 239816), (967, 134168), (1082, 119908), (1934, 67084), (2164, 59954), (3868, 33542), (4328, 29977), (7736, 16771)]