1261312492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{683}}^1$

素因数の和:811

約数の個数: 72

約数和(自身を含む): 2593563840

約数和(自身を除く): 1332251348

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 683, 836, 893, 1034, 1366, 1786, 2068, 2209, 2732, 3572, 4418, 7513, 8836, 9823, 12977, 15026, 19646, 24299, 25954, 30052, 32101, 39292, 41971, 48598, 51908, 64202, 83942, 97196, 128404, 142747, 167884, 285494, 353111, 461681, 570988, 609919, 706222, 923362, 1219838, 1412444, 1508747, 1846724, 2439676, 3017494, 6034988, 6709109, 13418218, 16596217, 26836436, 28666193, 33192434, 57332386, 66384868, 114664772, 315328123, 630656246, 1261312492]

約数ペア:

[(1, 1261312492), (2, 630656246), (4, 315328123), (11, 114664772), (19, 66384868), (22, 57332386), (38, 33192434), (44, 28666193), (47, 26836436), (76, 16596217), (94, 13418218), (188, 6709109), (209, 6034988), (418, 3017494), (517, 2439676), (683, 1846724), (836, 1508747), (893, 1412444), (1034, 1219838), (1366, 923362), (1786, 706222), (2068, 609919), (2209, 570988), (2732, 461681), (3572, 353111), (4418, 285494), (7513, 167884), (8836, 142747), (9823, 128404), (12977, 97196), (15026, 83942), (19646, 64202), (24299, 51908), (25954, 48598), (30052, 41971), (32101, 39292)]