277206969

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2953}}^1$

素因数の和:3081

約数の個数: 32

約数和(自身を含む): 416868480

約数和(自身を除く): 139661511

約数列:

[1, 3, 13, 29, 39, 83, 87, 249, 377, 1079, 1131, 2407, 2953, 3237, 7221, 8859, 31291, 38389, 85637, 93873, 115167, 245099, 256911, 735297, 1113281, 3186287, 3339843, 7107871, 9558861, 21323613, 92402323, 277206969]

約数ペア:

[(1, 277206969), (3, 92402323), (13, 21323613), (29, 9558861), (39, 7107871), (83, 3339843), (87, 3186287), (249, 1113281), (377, 735297), (1079, 256911), (1131, 245099), (2407, 115167), (2953, 93873), (3237, 85637), (7221, 38389), (8859, 31291)]