219224901

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1409}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 346521600

約数和(自身を除く): 127296699

約数列:

[1, 3, 7, 21, 31, 93, 217, 239, 651, 717, 1409, 1673, 4227, 5019, 7409, 9863, 22227, 29589, 43679, 51863, 131037, 155589, 305753, 336751, 917259, 1010253, 2357257, 7071771, 10439281, 31317843, 73074967, 219224901]

約数ペア:

[(1, 219224901), (3, 73074967), (7, 31317843), (21, 10439281), (31, 7071771), (93, 2357257), (217, 1010253), (239, 917259), (651, 336751), (717, 305753), (1409, 155589), (1673, 131037), (4227, 51863), (5019, 43679), (7409, 29589), (9863, 22227)]