1256393709

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 1939457520

約数和(自身を除く): 683063811

約数列:

[1, 3, 9, 29, 41, 87, 123, 137, 261, 369, 411, 857, 1189, 1233, 2571, 3567, 3973, 5617, 7713, 10701, 11919, 16851, 24853, 35137, 35757, 50553, 74559, 105411, 117409, 162893, 223677, 316233, 352227, 488679, 1018973, 1056681, 1466037, 3056919, 3404861, 4813769, 9170757, 10214583, 14441307, 30643749, 43323921, 139599301, 418797903, 1256393709]

約数ペア:

[(1, 1256393709), (3, 418797903), (9, 139599301), (29, 43323921), (41, 30643749), (87, 14441307), (123, 10214583), (137, 9170757), (261, 4813769), (369, 3404861), (411, 3056919), (857, 1466037), (1189, 1056681), (1233, 1018973), (2571, 488679), (3567, 352227), (3973, 316233), (5617, 223677), (7713, 162893), (10701, 117409), (11919, 105411), (16851, 74559), (24853, 50553), (35137, 35757)]