31397508

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{3911}}^1$

素因数の和:4144

約数の個数: 36

約数和(自身を含む): 79742208

約数和(自身を除く): 48344700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 3911, 4014, 7822, 8028, 11733, 15644, 23466, 35199, 46932, 70398, 140796, 872153, 1744306, 2616459, 3488612, 5232918, 7849377, 10465836, 15698754, 31397508]

約数ペア:

[(1, 31397508), (2, 15698754), (3, 10465836), (4, 7849377), (6, 5232918), (9, 3488612), (12, 2616459), (18, 1744306), (36, 872153), (223, 140796), (446, 70398), (669, 46932), (892, 35199), (1338, 23466), (2007, 15644), (2676, 11733), (3911, 8028), (4014, 7822)]