12989912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 27972000

約数和(自身を除く): 14982088

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 59, 73, 104, 116, 118, 146, 232, 236, 292, 377, 472, 584, 754, 767, 949, 1508, 1534, 1711, 1898, 2117, 3016, 3068, 3422, 3796, 4234, 4307, 6136, 6844, 7592, 8468, 8614, 13688, 16936, 17228, 22243, 27521, 34456, 44486, 55042, 55991, 88972, 110084, 111982, 124903, 177944, 220168, 223964, 249806, 447928, 499612, 999224, 1623739, 3247478, 6494956, 12989912]

約数ペア:

[(1, 12989912), (2, 6494956), (4, 3247478), (8, 1623739), (13, 999224), (26, 499612), (29, 447928), (52, 249806), (58, 223964), (59, 220168), (73, 177944), (104, 124903), (116, 111982), (118, 110084), (146, 88972), (232, 55991), (236, 55042), (292, 44486), (377, 34456), (472, 27521), (584, 22243), (754, 17228), (767, 16936), (949, 13688), (1508, 8614), (1534, 8468), (1711, 7592), (1898, 6844), (2117, 6136), (3016, 4307), (3068, 4234), (3422, 3796)]