64683668

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{37871}}^1$

素因数の和:37943

約数の個数: 24

約数和(自身を含む): 131491584

約数和(自身を除く): 66807916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 37871, 75742, 151484, 265097, 530194, 1060388, 2310131, 4620262, 9240524, 16170917, 32341834, 64683668]

約数ペア:

[(1, 64683668), (2, 32341834), (4, 16170917), (7, 9240524), (14, 4620262), (28, 2310131), (61, 1060388), (122, 530194), (244, 265097), (427, 151484), (854, 75742), (1708, 37871)]