201218857

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1\times {\mathrm{907}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 236138112

約数和(自身を除く): 34919255

約数列:

[1, 7, 41, 287, 773, 907, 5411, 6349, 31693, 37187, 221851, 260309, 701111, 4907777, 28745551, 201218857]

約数ペア:

[(1, 201218857), (7, 28745551), (41, 4907777), (287, 701111), (773, 260309), (907, 221851), (5411, 37187), (6349, 31693)]