30888729

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 47393280

約数和(自身を除く): 16504551

約数列:

[1, 3, 9, 27, 47, 101, 141, 241, 303, 423, 723, 909, 1269, 2169, 2727, 4747, 6507, 11327, 14241, 24341, 33981, 42723, 73023, 101943, 128169, 219069, 305829, 657207, 1144027, 3432081, 10296243, 30888729]

約数ペア:

[(1, 30888729), (3, 10296243), (9, 3432081), (27, 1144027), (47, 657207), (101, 305829), (141, 219069), (241, 128169), (303, 101943), (423, 73023), (723, 42723), (909, 33981), (1269, 24341), (2169, 14241), (2727, 11327), (4747, 6507)]