211345295

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{557}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 299230848

約数和(自身を除く): 87885553

約数列:

[1, 5, 7, 35, 37, 185, 259, 293, 557, 1295, 1465, 2051, 2785, 3899, 10255, 10841, 19495, 20609, 54205, 75887, 103045, 144263, 163201, 379435, 721315, 816005, 1142407, 5712035, 6038437, 30192185, 42269059, 211345295]

約数ペア:

[(1, 211345295), (5, 42269059), (7, 30192185), (35, 6038437), (37, 5712035), (185, 1142407), (259, 816005), (293, 721315), (557, 379435), (1295, 163201), (1465, 144263), (2051, 103045), (2785, 75887), (3899, 54205), (10255, 20609), (10841, 19495)]