180838791

素因数分解:

$3^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2131}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 307008000

約数和(自身を除く): 126169209

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 449, 1347, 2131, 3143, 4041, 6393, 9429, 12123, 14917, 19179, 28287, 44751, 57537, 84861, 134253, 402759, 956819, 2870457, 6697733, 8611371, 20093199, 25834113, 60279597, 180838791]

約数ペア:

[(1, 180838791), (3, 60279597), (7, 25834113), (9, 20093199), (21, 8611371), (27, 6697733), (63, 2870457), (189, 956819), (449, 402759), (1347, 134253), (2131, 84861), (3143, 57537), (4041, 44751), (6393, 28287), (9429, 19179), (12123, 14917)]