81406522

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{8893}}^1$

素因数の和:9117

約数の個数: 16

約数和(自身を含む): 128073600

約数和(自身を除く): 46667078

約数列:

[1, 2, 23, 46, 199, 398, 4577, 8893, 9154, 17786, 204539, 409078, 1769707, 3539414, 40703261, 81406522]

約数ペア:

[(1, 81406522), (2, 40703261), (23, 3539414), (46, 1769707), (199, 409078), (398, 204539), (4577, 17786), (8893, 9154)]