25378509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 39715200

約数和(自身を除く): 14336691

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 247, 377, 551, 741, 1131, 1181, 1653, 3543, 7163, 15353, 21489, 22439, 34249, 46059, 67317, 102747, 291707, 445237, 650731, 875121, 1335711, 1952193, 8459503, 25378509]

約数ペア:

[(1, 25378509), (3, 8459503), (13, 1952193), (19, 1335711), (29, 875121), (39, 650731), (57, 445237), (87, 291707), (247, 102747), (377, 67317), (551, 46059), (741, 34249), (1131, 22439), (1181, 21489), (1653, 15353), (3543, 7163)]