201916655

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 256229232

約数和(自身を除く): 54312577

約数列:

[1, 5, 23, 97, 115, 485, 529, 787, 2231, 2645, 3935, 11155, 18101, 51313, 76339, 90505, 256565, 381695, 416323, 1755797, 2081615, 8778985, 40383331, 201916655]

約数ペア:

[(1, 201916655), (5, 40383331), (23, 8778985), (97, 2081615), (115, 1755797), (485, 416323), (529, 381695), (787, 256565), (2231, 90505), (2645, 76339), (3935, 51313), (11155, 18101)]