211987188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{841219}}^1$

素因数の和:841236

約数の個数: 36

約数和(自身を含む): 612408160

約数和(自身を除く): 400420972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 841219, 1682438, 2523657, 3364876, 5047314, 5888533, 7570971, 10094628, 11777066, 15141942, 17665599, 23554132, 30283884, 35331198, 52996797, 70662396, 105993594, 211987188]

約数ペア:

[(1, 211987188), (2, 105993594), (3, 70662396), (4, 52996797), (6, 35331198), (7, 30283884), (9, 23554132), (12, 17665599), (14, 15141942), (18, 11777066), (21, 10094628), (28, 7570971), (36, 5888533), (42, 5047314), (63, 3364876), (84, 2523657), (126, 1682438), (252, 841219)]