15921609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 8408631

約数列:

[1, 3, 11, 29, 33, 87, 127, 131, 319, 381, 393, 957, 1397, 1441, 3683, 3799, 4191, 4323, 11049, 11397, 16637, 40513, 41789, 49911, 121539, 125367, 183007, 482473, 549021, 1447419, 5307203, 15921609]

約数ペア:

[(1, 15921609), (3, 5307203), (11, 1447419), (29, 549021), (33, 482473), (87, 183007), (127, 125367), (131, 121539), (319, 49911), (381, 41789), (393, 40513), (957, 16637), (1397, 11397), (1441, 11049), (3683, 4323), (3799, 4191)]