31790097

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2058

約数の個数: 32

約数和(自身を含む): 51200000

約数和(自身を除く): 19409903

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 1999, 5301, 5997, 15903, 17991, 37981, 53973, 61969, 113943, 185907, 341829, 557721, 1025487, 1177411, 1673163, 3532233, 10596699, 31790097]

約数ペア:

[(1, 31790097), (3, 10596699), (9, 3532233), (19, 1673163), (27, 1177411), (31, 1025487), (57, 557721), (93, 341829), (171, 185907), (279, 113943), (513, 61969), (589, 53973), (837, 37981), (1767, 17991), (1999, 15903), (5301, 5997)]