249628938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 553996800

約数和(自身を除く): 304367862

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 149, 282, 298, 447, 457, 611, 894, 914, 1222, 1371, 1833, 1937, 2742, 3666, 3874, 5811, 5941, 7003, 11622, 11882, 14006, 17823, 21009, 21479, 35646, 42018, 42958, 64437, 68093, 91039, 128874, 136186, 182078, 204279, 273117, 279227, 408558, 546234, 558454, 837681, 885209, 1675362, 1770418, 2655627, 3200371, 5311254, 6400742, 9601113, 19202226, 41604823, 83209646, 124814469, 249628938]

約数ペア:

[(1, 249628938), (2, 124814469), (3, 83209646), (6, 41604823), (13, 19202226), (26, 9601113), (39, 6400742), (47, 5311254), (78, 3200371), (94, 2655627), (141, 1770418), (149, 1675362), (282, 885209), (298, 837681), (447, 558454), (457, 546234), (611, 408558), (894, 279227), (914, 273117), (1222, 204279), (1371, 182078), (1833, 136186), (1937, 128874), (2742, 91039), (3666, 68093), (3874, 64437), (5811, 42958), (5941, 42018), (7003, 35646), (11622, 21479), (11882, 21009), (14006, 17823)]