990147270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{4714987}}^1$

素因数の和:4715004

約数の個数: 32

約数和(自身を含む): 2715833088

約数和(自身を除く): 1725685818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 4714987, 9429974, 14144961, 23574935, 28289922, 33004909, 47149870, 66009818, 70724805, 99014727, 141449610, 165024545, 198029454, 330049090, 495073635, 990147270]

約数ペア:

[(1, 990147270), (2, 495073635), (3, 330049090), (5, 198029454), (6, 165024545), (7, 141449610), (10, 99014727), (14, 70724805), (15, 66009818), (21, 47149870), (30, 33004909), (35, 28289922), (42, 23574935), (70, 14144961), (105, 9429974), (210, 4714987)]