138940912

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1742

約数の個数: 60

約数和(自身を含む): 302958040

約数和(自身を除く): 164017128

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 121, 172, 176, 242, 344, 473, 484, 688, 946, 968, 1669, 1892, 1936, 3338, 3784, 5203, 6676, 7568, 10406, 13352, 18359, 20812, 26704, 36718, 41624, 71767, 73436, 83248, 143534, 146872, 201949, 287068, 293744, 403898, 574136, 789437, 807796, 1148272, 1578874, 1615592, 3157748, 3231184, 6315496, 8683807, 12630992, 17367614, 34735228, 69470456, 138940912]

約数ペア:

[(1, 138940912), (2, 69470456), (4, 34735228), (8, 17367614), (11, 12630992), (16, 8683807), (22, 6315496), (43, 3231184), (44, 3157748), (86, 1615592), (88, 1578874), (121, 1148272), (172, 807796), (176, 789437), (242, 574136), (344, 403898), (473, 293744), (484, 287068), (688, 201949), (946, 146872), (968, 143534), (1669, 83248), (1892, 73436), (1936, 71767), (3338, 41624), (3784, 36718), (5203, 26704), (6676, 20812), (7568, 18359), (10406, 13352)]