201640245849

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{456647}}^1$

素因数の和:456866

約数の個数: 48

約数和(自身を含む): 342697884672

約数和(自身を除く): 141057638823

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 163, 301, 387, 489, 903, 1141, 1467, 2709, 3423, 7009, 10269, 21027, 49063, 63081, 147189, 441567, 456647, 1369941, 3196529, 4109823, 9589587, 19635821, 28768761, 58907463, 74433461, 137450747, 176722389, 223300383, 412352241, 521034227, 669901149, 1237056723, 1563102681, 3200638823, 4689308043, 9601916469, 22404471761, 28805749407, 67213415283, 201640245849]

約数ペア:

[(1, 201640245849), (3, 67213415283), (7, 28805749407), (9, 22404471761), (21, 9601916469), (43, 4689308043), (63, 3200638823), (129, 1563102681), (163, 1237056723), (301, 669901149), (387, 521034227), (489, 412352241), (903, 223300383), (1141, 176722389), (1467, 137450747), (2709, 74433461), (3423, 58907463), (7009, 28768761), (10269, 19635821), (21027, 9589587), (49063, 4109823), (63081, 3196529), (147189, 1369941), (441567, 456647)]