81736212

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{219721}}^1$

素因数の和:219759

約数の個数: 24

約数和(自身を含む): 196870912

約数和(自身を除く): 115134700

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 219721, 439442, 659163, 878884, 1318326, 2636652, 6811351, 13622702, 20434053, 27245404, 40868106, 81736212]

約数ペア:

[(1, 81736212), (2, 40868106), (3, 27245404), (4, 20434053), (6, 13622702), (12, 6811351), (31, 2636652), (62, 1318326), (93, 878884), (124, 659163), (186, 439442), (372, 219721)]