201719917

素因数分解:

$7^2\times {\mathrm{229}}^1\times {\mathrm{17977}}^1$

素因数の和:18220

約数の個数: 12

約数和(自身を含む): 235691580

約数和(自身を除く): 33971663

約数列:

[1, 7, 49, 229, 1603, 11221, 17977, 125839, 880873, 4116733, 28817131, 201719917]

約数ペア:

[(1, 201719917), (7, 28817131), (49, 4116733), (229, 880873), (1603, 125839), (11221, 17977)]