891648956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4679}}^1$

素因数の和:4826

約数の個数: 48

約数和(自身を含む): 1754887680

約数和(自身を除く): 863238724

約数列:

[1, 2, 4, 11, 22, 44, 61, 71, 122, 142, 244, 284, 671, 781, 1342, 1562, 2684, 3124, 4331, 4679, 8662, 9358, 17324, 18716, 47641, 51469, 95282, 102938, 190564, 205876, 285419, 332209, 570838, 664418, 1141676, 1328836, 3139609, 3654299, 6279218, 7308598, 12558436, 14617196, 20264749, 40529498, 81058996, 222912239, 445824478, 891648956]

約数ペア:

[(1, 891648956), (2, 445824478), (4, 222912239), (11, 81058996), (22, 40529498), (44, 20264749), (61, 14617196), (71, 12558436), (122, 7308598), (142, 6279218), (244, 3654299), (284, 3139609), (671, 1328836), (781, 1141676), (1342, 664418), (1562, 570838), (2684, 332209), (3124, 285419), (4331, 205876), (4679, 190564), (8662, 102938), (9358, 95282), (17324, 51469), (18716, 47641)]