81347246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 132192000

約数和(自身を除く): 50844754

約数列:

[1, 2, 19, 38, 67, 89, 134, 178, 359, 718, 1273, 1691, 2546, 3382, 5963, 6821, 11926, 13642, 24053, 31951, 48106, 63902, 113297, 226594, 457007, 607069, 914014, 1214138, 2140717, 4281434, 40673623, 81347246]

約数ペア:

[(1, 81347246), (2, 40673623), (19, 4281434), (38, 2140717), (67, 1214138), (89, 914014), (134, 607069), (178, 457007), (359, 226594), (718, 113297), (1273, 63902), (1691, 48106), (2546, 31951), (3382, 24053), (5963, 13642), (6821, 11926)]