81736214

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6313

約数の個数: 32

約数和(自身を含む): 150528000

約数和(自身を除く): 68791786

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 6271, 6517, 12542, 13034, 43897, 87794, 119149, 238298, 307279, 614558, 834043, 1668086, 2150953, 4301906, 5838301, 11676602, 40868107, 81736214]

約数ペア:

[(1, 81736214), (2, 40868107), (7, 11676602), (14, 5838301), (19, 4301906), (38, 2150953), (49, 1668086), (98, 834043), (133, 614558), (266, 307279), (343, 238298), (686, 119149), (931, 87794), (1862, 43897), (6271, 13034), (6517, 12542)]