55998978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 131880960

約数和(自身を除く): 75881982

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 89, 142, 178, 211, 213, 267, 422, 426, 497, 534, 623, 633, 994, 1246, 1266, 1477, 1491, 1869, 2954, 2982, 3738, 4431, 6319, 8862, 12638, 14981, 18779, 18957, 29962, 37558, 37914, 44233, 44943, 56337, 88466, 89886, 104867, 112674, 131453, 132699, 209734, 262906, 265398, 314601, 394359, 629202, 788718, 1333309, 2666618, 3999927, 7999854, 9333163, 18666326, 27999489, 55998978]

約数ペア:

[(1, 55998978), (2, 27999489), (3, 18666326), (6, 9333163), (7, 7999854), (14, 3999927), (21, 2666618), (42, 1333309), (71, 788718), (89, 629202), (142, 394359), (178, 314601), (211, 265398), (213, 262906), (267, 209734), (422, 132699), (426, 131453), (497, 112674), (534, 104867), (623, 89886), (633, 88466), (994, 56337), (1246, 44943), (1266, 44233), (1477, 37914), (1491, 37558), (1869, 29962), (2954, 18957), (2982, 18779), (3738, 14981), (4431, 12638), (6319, 8862)]