661944569

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 800755200

約数和(自身を除く): 138810631

約数列:

[1, 11, 13, 47, 143, 149, 517, 611, 661, 1639, 1937, 6721, 7003, 7271, 8593, 21307, 31067, 77033, 91039, 94523, 98489, 341737, 403871, 1001429, 1083379, 1280357, 4442581, 4628983, 14083927, 50918813, 60176779, 661944569]

約数ペア:

[(1, 661944569), (11, 60176779), (13, 50918813), (47, 14083927), (143, 4628983), (149, 4442581), (517, 1280357), (611, 1083379), (661, 1001429), (1639, 403871), (1937, 341737), (6721, 98489), (7003, 94523), (7271, 91039), (8593, 77033), (21307, 31067)]