203480559

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 329011200

約数和(自身を除く): 125530641

約数列:

[1, 3, 9, 27, 29, 31, 83, 87, 93, 101, 249, 261, 279, 303, 747, 783, 837, 899, 909, 2241, 2407, 2573, 2697, 2727, 2929, 3131, 7221, 7719, 8091, 8383, 8787, 9393, 21663, 23157, 24273, 25149, 26361, 28179, 64989, 69471, 74617, 75447, 79083, 84537, 90799, 223851, 226341, 243107, 259873, 272397, 671553, 729321, 779619, 817191, 2014659, 2187963, 2338857, 2451573, 6563889, 7016571, 7536317, 22608951, 67826853, 203480559]

約数ペア:

[(1, 203480559), (3, 67826853), (9, 22608951), (27, 7536317), (29, 7016571), (31, 6563889), (83, 2451573), (87, 2338857), (93, 2187963), (101, 2014659), (249, 817191), (261, 779619), (279, 729321), (303, 671553), (747, 272397), (783, 259873), (837, 243107), (899, 226341), (909, 223851), (2241, 90799), (2407, 84537), (2573, 79083), (2697, 75447), (2727, 74617), (2929, 69471), (3131, 64989), (7221, 28179), (7719, 26361), (8091, 25149), (8383, 24273), (8787, 23157), (9393, 21663)]