31489806

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1319}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 66147840

約数和(自身を除く): 34658034

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 173, 346, 519, 1038, 1319, 2638, 3957, 3979, 7914, 7958, 11937, 23874, 30337, 60674, 91011, 182022, 228187, 456374, 684561, 1369122, 5248301, 10496602, 15744903, 31489806]

約数ペア:

[(1, 31489806), (2, 15744903), (3, 10496602), (6, 5248301), (23, 1369122), (46, 684561), (69, 456374), (138, 228187), (173, 182022), (346, 91011), (519, 60674), (1038, 30337), (1319, 23874), (2638, 11937), (3957, 7958), (3979, 7914)]