165720033

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1531}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 259827200

約数和(自身を除く): 94107167

約数列:

[1, 3, 9, 19, 27, 57, 171, 211, 513, 633, 1531, 1899, 4009, 4593, 5697, 12027, 13779, 29089, 36081, 41337, 87267, 108243, 261801, 323041, 785403, 969123, 2907369, 6137779, 8722107, 18413337, 55240011, 165720033]

約数ペア:

[(1, 165720033), (3, 55240011), (9, 18413337), (19, 8722107), (27, 6137779), (57, 2907369), (171, 969123), (211, 785403), (513, 323041), (633, 261801), (1531, 108243), (1899, 87267), (4009, 41337), (4593, 36081), (5697, 29089), (12027, 13779)]