31680342

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{8263}}^1$

素因数の和:8345

約数の個数: 32

約数和(自身を含む): 71400960

約数和(自身を除く): 39720618

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 8263, 16526, 24789, 49578, 74367, 148734, 223101, 446202, 586673, 1173346, 1760019, 3520038, 5280057, 10560114, 15840171, 31680342]

約数ペア:

[(1, 31680342), (2, 15840171), (3, 10560114), (6, 5280057), (9, 3520038), (18, 1760019), (27, 1173346), (54, 586673), (71, 446202), (142, 223101), (213, 148734), (426, 74367), (639, 49578), (1278, 24789), (1917, 16526), (3834, 8263)]