1289362816

素因数分解:

$2^7\times 7^1\times {\mathrm{929}}^1\times {\mathrm{1549}}^1$

素因数の和:2499

約数の個数: 64

約数和(自身を含む): 2940660000

約数和(自身を除く): 1651297184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 929, 1549, 1858, 3098, 3716, 6196, 6503, 7432, 10843, 12392, 13006, 14864, 21686, 24784, 26012, 29728, 43372, 49568, 52024, 59456, 86744, 99136, 104048, 118912, 173488, 198272, 208096, 346976, 416192, 693952, 832384, 1387904, 1439021, 2878042, 5756084, 10073147, 11512168, 20146294, 23024336, 40292588, 46048672, 80585176, 92097344, 161170352, 184194688, 322340704, 644681408, 1289362816]

約数ペア:

[(1, 1289362816), (2, 644681408), (4, 322340704), (7, 184194688), (8, 161170352), (14, 92097344), (16, 80585176), (28, 46048672), (32, 40292588), (56, 23024336), (64, 20146294), (112, 11512168), (128, 10073147), (224, 5756084), (448, 2878042), (896, 1439021), (929, 1387904), (1549, 832384), (1858, 693952), (3098, 416192), (3716, 346976), (6196, 208096), (6503, 198272), (7432, 173488), (10843, 118912), (12392, 104048), (13006, 99136), (14864, 86744), (21686, 59456), (24784, 52024), (26012, 49568), (29728, 43372)]