1279422

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 3168000

約数和(自身を除く): 1888578

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 43, 54, 57, 58, 86, 87, 114, 129, 171, 174, 258, 261, 342, 387, 513, 522, 551, 774, 783, 817, 1026, 1102, 1161, 1247, 1566, 1634, 1653, 2322, 2451, 2494, 3306, 3741, 4902, 4959, 7353, 7482, 9918, 11223, 14706, 14877, 22059, 22446, 23693, 29754, 33669, 44118, 47386, 67338, 71079, 142158, 213237, 426474, 639711, 1279422]

約数ペア:

[(1, 1279422), (2, 639711), (3, 426474), (6, 213237), (9, 142158), (18, 71079), (19, 67338), (27, 47386), (29, 44118), (38, 33669), (43, 29754), (54, 23693), (57, 22446), (58, 22059), (86, 14877), (87, 14706), (114, 11223), (129, 9918), (171, 7482), (174, 7353), (258, 4959), (261, 4902), (342, 3741), (387, 3306), (513, 2494), (522, 2451), (551, 2322), (774, 1653), (783, 1634), (817, 1566), (1026, 1247), (1102, 1161)]