64676872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{621893}}^1$

素因数の和:621912

約数の個数: 16

約数和(自身を含む): 130597740

約数和(自身を除く): 65920868

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 621893, 1243786, 2487572, 4975144, 8084609, 16169218, 32338436, 64676872]

約数ペア:

[(1, 64676872), (2, 32338436), (4, 16169218), (8, 8084609), (13, 4975144), (26, 2487572), (52, 1243786), (104, 621893)]