221994318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{406583}}^1$

素因数の和:406608

約数の個数: 32

約数和(自身を含む): 546448896

約数和(自身を除く): 324454578

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 406583, 813166, 1219749, 2439498, 2846081, 5285579, 5692162, 8538243, 10571158, 15856737, 17076486, 31713474, 36999053, 73998106, 110997159, 221994318]

約数ペア:

[(1, 221994318), (2, 110997159), (3, 73998106), (6, 36999053), (7, 31713474), (13, 17076486), (14, 15856737), (21, 10571158), (26, 8538243), (39, 5692162), (42, 5285579), (78, 2846081), (91, 2439498), (182, 1219749), (273, 813166), (546, 406583)]