66871288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{9619}}^1$

素因数の和:9715

約数の個数: 32

約数和(自身を含む): 138528000

約数和(自身を除く): 71656712

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 3476, 6952, 9619, 19238, 38476, 76952, 105809, 211618, 423236, 759901, 846472, 1519802, 3039604, 6079208, 8358911, 16717822, 33435644, 66871288]

約数ペア:

[(1, 66871288), (2, 33435644), (4, 16717822), (8, 8358911), (11, 6079208), (22, 3039604), (44, 1519802), (79, 846472), (88, 759901), (158, 423236), (316, 211618), (632, 105809), (869, 76952), (1738, 38476), (3476, 19238), (6952, 9619)]