331389476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{15923}}^1$

素因数の和:15992

約数の個数: 36

約数和(自身を含む): 652310736

約数和(自身を除く): 320921260

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 5203, 10406, 15923, 20812, 31846, 63692, 175153, 350306, 684689, 700612, 1369378, 1926683, 2738756, 3853366, 7531579, 7706732, 15063158, 30126316, 82847369, 165694738, 331389476]

約数ペア:

[(1, 331389476), (2, 165694738), (4, 82847369), (11, 30126316), (22, 15063158), (43, 7706732), (44, 7531579), (86, 3853366), (121, 2738756), (172, 1926683), (242, 1369378), (473, 700612), (484, 684689), (946, 350306), (1892, 175153), (5203, 63692), (10406, 31846), (15923, 20812)]