199339998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{21121}}^1$

素因数の和:21161

約数の個数: 48

約数和(自身を含む): 471949968

約数和(自身を除く): 272609970

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 3146, 4719, 9438, 21121, 42242, 63363, 126726, 232331, 274573, 464662, 549146, 696993, 823719, 1393986, 1647438, 2555641, 3020303, 5111282, 6040606, 7666923, 9060909, 15333846, 18121818, 33223333, 66446666, 99669999, 199339998]

約数ペア:

[(1, 199339998), (2, 99669999), (3, 66446666), (6, 33223333), (11, 18121818), (13, 15333846), (22, 9060909), (26, 7666923), (33, 6040606), (39, 5111282), (66, 3020303), (78, 2555641), (121, 1647438), (143, 1393986), (242, 823719), (286, 696993), (363, 549146), (429, 464662), (726, 274573), (858, 232331), (1573, 126726), (3146, 63363), (4719, 42242), (9438, 21121)]