261878616

素因数分解:

$2^3\times 3^3\times {\mathrm{1212401}}^1$

素因数の和:1212416

約数の個数: 32

約数和(自身を含む): 727441200

約数和(自身を除く): 465562584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1212401, 2424802, 3637203, 4849604, 7274406, 9699208, 10911609, 14548812, 21823218, 29097624, 32734827, 43646436, 65469654, 87292872, 130939308, 261878616]

約数ペア:

[(1, 261878616), (2, 130939308), (3, 87292872), (4, 65469654), (6, 43646436), (8, 32734827), (9, 29097624), (12, 21823218), (18, 14548812), (24, 10911609), (27, 9699208), (36, 7274406), (54, 4849604), (72, 3637203), (108, 2424802), (216, 1212401)]