23903187

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 17975853

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 231, 253, 363, 409, 483, 759, 847, 1227, 1771, 2541, 2783, 2863, 4499, 5313, 8349, 8589, 9407, 13497, 19481, 28221, 31493, 49489, 58443, 65849, 94479, 103477, 148467, 197547, 310431, 346423, 724339, 1039269, 1138247, 2173017, 3414741, 7967729, 23903187]

約数ペア:

[(1, 23903187), (3, 7967729), (7, 3414741), (11, 2173017), (21, 1138247), (23, 1039269), (33, 724339), (69, 346423), (77, 310431), (121, 197547), (161, 148467), (231, 103477), (253, 94479), (363, 65849), (409, 58443), (483, 49489), (759, 31493), (847, 28221), (1227, 19481), (1771, 13497), (2541, 9407), (2783, 8589), (2863, 8349), (4499, 5313)]