64606808

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18913}}^1$

素因数の和:18987

約数の個数: 32

約数和(自身を含む): 140720160

約数和(自身を除く): 76113352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 18913, 37826, 75652, 132391, 151304, 264782, 529564, 1059128, 1153693, 2307386, 4614772, 8075851, 9229544, 16151702, 32303404, 64606808]

約数ペア:

[(1, 64606808), (2, 32303404), (4, 16151702), (7, 9229544), (8, 8075851), (14, 4614772), (28, 2307386), (56, 1153693), (61, 1059128), (122, 529564), (244, 264782), (427, 151304), (488, 132391), (854, 75652), (1708, 37826), (3416, 18913)]