291260826

素因数分解:

$2^1\times 3^3\times {\mathrm{269}}^1\times {\mathrm{20051}}^1$

素因数の和:20331

約数の個数: 32

約数和(自身を含む): 649684800

約数和(自身を除く): 358423974

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 269, 538, 807, 1614, 2421, 4842, 7263, 14526, 20051, 40102, 60153, 120306, 180459, 360918, 541377, 1082754, 5393719, 10787438, 16181157, 32362314, 48543471, 97086942, 145630413, 291260826]

約数ペア:

[(1, 291260826), (2, 145630413), (3, 97086942), (6, 48543471), (9, 32362314), (18, 16181157), (27, 10787438), (54, 5393719), (269, 1082754), (538, 541377), (807, 360918), (1614, 180459), (2421, 120306), (4842, 60153), (7263, 40102), (14526, 20051)]