256781162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{2549}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 444312000

約数和(自身を除く): 187530838

約数列:

[1, 2, 11, 19, 22, 38, 209, 241, 418, 482, 2549, 2651, 4579, 5098, 5302, 9158, 28039, 48431, 50369, 56078, 96862, 100738, 532741, 614309, 1065482, 1228618, 6757399, 11671871, 13514798, 23343742, 128390581, 256781162]

約数ペア:

[(1, 256781162), (2, 128390581), (11, 23343742), (19, 13514798), (22, 11671871), (38, 6757399), (209, 1228618), (241, 1065482), (418, 614309), (482, 532741), (2549, 100738), (2651, 96862), (4579, 56078), (5098, 50369), (5302, 48431), (9158, 28039)]