721569897

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{29927}}^1$

素因数の和:30002

約数の個数: 32

約数和(自身を含む): 1149235200

約数和(自身を除く): 427665303

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1269, 2679, 8037, 24111, 29927, 89781, 269343, 568613, 808029, 1406569, 1705839, 4219707, 5117517, 12659121, 15352551, 26724811, 37977363, 80174433, 240523299, 721569897]

約数ペア:

[(1, 721569897), (3, 240523299), (9, 80174433), (19, 37977363), (27, 26724811), (47, 15352551), (57, 12659121), (141, 5117517), (171, 4219707), (423, 1705839), (513, 1406569), (893, 808029), (1269, 568613), (2679, 269343), (8037, 89781), (24111, 29927)]