81972506

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{23143}}^1$

素因数の和:23186

約数の個数: 32

約数和(自身を含む): 159971328

約数和(自身を除く): 77998822

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 23143, 46286, 162001, 254573, 324002, 509146, 532289, 1064578, 1782011, 3564022, 3726023, 5855179, 7452046, 11710358, 40986253, 81972506]

約数ペア:

[(1, 81972506), (2, 40986253), (7, 11710358), (11, 7452046), (14, 5855179), (22, 3726023), (23, 3564022), (46, 1782011), (77, 1064578), (154, 532289), (161, 509146), (253, 324002), (322, 254573), (506, 162001), (1771, 46286), (3542, 23143)]