27998406

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{22543}}^1$

素因数の和:22577

約数の個数: 32

約数和(自身を含む): 64926720

約数和(自身を除く): 36928314

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 22543, 45086, 67629, 135258, 202887, 405774, 518489, 608661, 1036978, 1217322, 1555467, 3110934, 4666401, 9332802, 13999203, 27998406]

約数ペア:

[(1, 27998406), (2, 13999203), (3, 9332802), (6, 4666401), (9, 3110934), (18, 1555467), (23, 1217322), (27, 1036978), (46, 608661), (54, 518489), (69, 405774), (138, 202887), (207, 135258), (414, 67629), (621, 45086), (1242, 22543)]