201722059

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 259840512

約数和(自身を除く): 58118453

約数列:

[1, 7, 11, 61, 67, 77, 427, 469, 641, 671, 737, 4087, 4487, 4697, 5159, 7051, 28609, 39101, 42947, 44957, 49357, 273707, 300629, 314699, 430111, 472417, 2619767, 3010777, 3306919, 18338369, 28817437, 201722059]

約数ペア:

[(1, 201722059), (7, 28817437), (11, 18338369), (61, 3306919), (67, 3010777), (77, 2619767), (427, 472417), (469, 430111), (641, 314699), (671, 300629), (737, 273707), (4087, 49357), (4487, 44957), (4697, 42947), (5159, 39101), (7051, 28609)]