201328505

素因数分解:

$5^1\times 7^2\times {\mathrm{877}}^1\times {\mathrm{937}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 281658888

約数和(自身を除く): 80330383

約数列:

[1, 5, 7, 35, 49, 245, 877, 937, 4385, 4685, 6139, 6559, 30695, 32795, 42973, 45913, 214865, 229565, 821749, 4108745, 5752243, 28761215, 40265701, 201328505]

約数ペア:

[(1, 201328505), (5, 40265701), (7, 28761215), (35, 5752243), (49, 4108745), (245, 821749), (877, 229565), (937, 214865), (4385, 45913), (4685, 42973), (6139, 32795), (6559, 30695)]