81571212

素因数分解:

$2^2\times 3^5\times {\mathrm{83921}}^1$

素因数の和:83940

約数の個数: 36

約数和(自身を含む): 213833256

約数和(自身を除く): 132262044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 83921, 167842, 251763, 335684, 503526, 755289, 1007052, 1510578, 2265867, 3021156, 4531734, 6797601, 9063468, 13595202, 20392803, 27190404, 40785606, 81571212]

約数ペア:

[(1, 81571212), (2, 40785606), (3, 27190404), (4, 20392803), (6, 13595202), (9, 9063468), (12, 6797601), (18, 4531734), (27, 3021156), (36, 2265867), (54, 1510578), (81, 1007052), (108, 755289), (162, 503526), (243, 335684), (324, 251763), (486, 167842), (972, 83921)]