551517183

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1249}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 938080000

約数和(自身を除く): 386562817

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 163, 301, 387, 489, 903, 1141, 1249, 1467, 2709, 3423, 3747, 7009, 8743, 10269, 11241, 21027, 26229, 49063, 53707, 63081, 78687, 147189, 161121, 203587, 375949, 441567, 483363, 610761, 1127847, 1425109, 1832283, 3383541, 4275327, 8754241, 12825981, 26262723, 61279687, 78788169, 183839061, 551517183]

約数ペア:

[(1, 551517183), (3, 183839061), (7, 78788169), (9, 61279687), (21, 26262723), (43, 12825981), (63, 8754241), (129, 4275327), (163, 3383541), (301, 1832283), (387, 1425109), (489, 1127847), (903, 610761), (1141, 483363), (1249, 441567), (1467, 375949), (2709, 203587), (3423, 161121), (3747, 147189), (7009, 78687), (8743, 63081), (10269, 53707), (11241, 49063), (21027, 26229)]