27404973

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{17807}}^1$

素因数の和:17838

約数の個数: 20

約数和(自身を含む): 43095360

約数和(自身を除く): 15690387

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 17807, 53421, 160263, 338333, 480789, 1014999, 1442367, 3044997, 9134991, 27404973]

約数ペア:

[(1, 27404973), (3, 9134991), (9, 3044997), (19, 1442367), (27, 1014999), (57, 480789), (81, 338333), (171, 160263), (513, 53421), (1539, 17807)]