164331986

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{18427}}^1$

素因数の和:18463

約数の個数: 32

約数和(自身を含む): 309590400

約数和(自身を除く): 145258414

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 18427, 36854, 128989, 239551, 257978, 479102, 902923, 1676857, 1805846, 3353714, 6320461, 11737999, 12640922, 23475998, 82165993, 164331986]

約数ペア:

[(1, 164331986), (2, 82165993), (7, 23475998), (13, 12640922), (14, 11737999), (26, 6320461), (49, 3353714), (91, 1805846), (98, 1676857), (182, 902923), (343, 479102), (637, 257978), (686, 239551), (1274, 128989), (4459, 36854), (8918, 18427)]