248673321

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 404092416

約数和(自身を除く): 155419095

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 223, 243, 351, 353, 669, 1053, 1059, 2007, 2899, 3159, 3177, 4589, 6021, 8697, 9531, 13767, 18063, 26091, 28593, 41301, 54189, 78273, 78719, 85779, 123903, 234819, 236157, 371709, 704457, 708471, 1023347, 1115127, 2125413, 3070041, 6376239, 9210123, 19128717, 27630369, 82891107, 248673321]

約数ペア:

[(1, 248673321), (3, 82891107), (9, 27630369), (13, 19128717), (27, 9210123), (39, 6376239), (81, 3070041), (117, 2125413), (223, 1115127), (243, 1023347), (351, 708471), (353, 704457), (669, 371709), (1053, 236157), (1059, 234819), (2007, 123903), (2899, 85779), (3159, 78719), (3177, 78273), (4589, 54189), (6021, 41301), (8697, 28593), (9531, 26091), (13767, 18063)]