27238659

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 42931200

約数和(自身を除く): 15692541

約数列:

[1, 3, 7, 21, 49, 103, 147, 257, 309, 343, 721, 771, 1029, 1799, 2163, 5047, 5397, 12593, 15141, 26471, 35329, 37779, 79413, 88151, 105987, 185297, 264453, 555891, 1297079, 3891237, 9079553, 27238659]

約数ペア:

[(1, 27238659), (3, 9079553), (7, 3891237), (21, 1297079), (49, 555891), (103, 264453), (147, 185297), (257, 105987), (309, 88151), (343, 79413), (721, 37779), (771, 35329), (1029, 26471), (1799, 15141), (2163, 12593), (5047, 5397)]