331284459

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 489265920

約数和(自身を除く): 157981461

約数列:

[1, 3, 11, 33, 131, 197, 389, 393, 591, 1167, 1441, 2167, 4279, 4323, 6501, 12837, 25807, 50959, 76633, 77421, 152877, 229899, 283877, 560549, 842963, 851631, 1681647, 2528889, 10038923, 30116769, 110428153, 331284459]

約数ペア:

[(1, 331284459), (3, 110428153), (11, 30116769), (33, 10038923), (131, 2528889), (197, 1681647), (389, 851631), (393, 842963), (591, 560549), (1167, 283877), (1441, 229899), (2167, 152877), (4279, 77421), (4323, 76633), (6501, 50959), (12837, 25807)]