208402019

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1\times {\mathrm{1723}}^1$

素因数の和:2234

約数の個数: 16

約数和(自身を含む): 245276928

約数和(自身を除く): 36874909

約数列:

[1, 7, 37, 259, 467, 1723, 3269, 12061, 17279, 63751, 120953, 446257, 804641, 5632487, 29771717, 208402019]

約数ペア:

[(1, 208402019), (7, 29771717), (37, 5632487), (259, 804641), (467, 446257), (1723, 120953), (3269, 63751), (12061, 17279)]