278052203481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{423043}}^1$

素因数の和:423965

約数の個数: 32

約数和(自身を含む): 420742640640

約数和(自身を除く): 142690437159

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 887, 2661, 11531, 16853, 34593, 50559, 219089, 423043, 657267, 1269129, 5499559, 8037817, 16498677, 24113451, 104491621, 313474863, 375239141, 1125717423, 4878108833, 7129543679, 14634326499, 21388631037, 92684067827, 278052203481]

約数ペア:

[(1, 278052203481), (3, 92684067827), (13, 21388631037), (19, 14634326499), (39, 7129543679), (57, 4878108833), (247, 1125717423), (741, 375239141), (887, 313474863), (2661, 104491621), (11531, 24113451), (16853, 16498677), (34593, 8037817), (50559, 5499559), (219089, 1269129), (423043, 657267)]