128649888904

素因数分解:

$2^3\times {\mathrm{647}}^1\times {\mathrm{1847}}^1\times {\mathrm{13457}}^1$

素因数の和:15957

約数の個数: 32

約数和(自身を含む): 241740132480

約数和(自身を除く): 113090243576

約数列:

[1, 2, 4, 8, 647, 1294, 1847, 2588, 3694, 5176, 7388, 13457, 14776, 26914, 53828, 107656, 1195009, 2390018, 4780036, 8706679, 9560072, 17413358, 24855079, 34826716, 49710158, 69653432, 99420316, 198840632, 16081236113, 32162472226, 64324944452, 128649888904]

約数ペア:

[(1, 128649888904), (2, 64324944452), (4, 32162472226), (8, 16081236113), (647, 198840632), (1294, 99420316), (1847, 69653432), (2588, 49710158), (3694, 34826716), (5176, 24855079), (7388, 17413358), (13457, 9560072), (14776, 8706679), (26914, 4780036), (53828, 2390018), (107656, 1195009)]