64986828

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{13241}}^1$

素因数の和:13657

約数の個数: 24

約数和(自身を含む): 152018160

約数和(自身を除く): 87031332

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 13241, 26482, 39723, 52964, 79446, 158892, 5415569, 10831138, 16246707, 21662276, 32493414, 64986828]

約数ペア:

[(1, 64986828), (2, 32493414), (3, 21662276), (4, 16246707), (6, 10831138), (12, 5415569), (409, 158892), (818, 79446), (1227, 52964), (1636, 39723), (2454, 26482), (4908, 13241)]