407043

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 36

約数和(自身を含む): 746928

約数和(自身を除く): 339885

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 71, 91, 117, 147, 213, 273, 441, 497, 637, 639, 819, 923, 1491, 1911, 2769, 3479, 4473, 5733, 6461, 8307, 10437, 19383, 31311, 45227, 58149, 135681, 407043]

約数ペア:

[(1, 407043), (3, 135681), (7, 58149), (9, 45227), (13, 31311), (21, 19383), (39, 10437), (49, 8307), (63, 6461), (71, 5733), (91, 4473), (117, 3479), (147, 2769), (213, 1911), (273, 1491), (441, 923), (497, 819), (637, 639)]