18588141

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 54

約数和(自身を含む): 32273514

約数和(自身を除く): 13685373

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 101, 117, 121, 143, 169, 303, 363, 429, 507, 909, 1089, 1111, 1287, 1313, 1521, 1573, 1859, 3333, 3939, 4719, 5577, 9999, 11817, 12221, 14157, 14443, 16731, 17069, 20449, 36663, 43329, 51207, 61347, 109989, 129987, 153621, 158873, 184041, 187759, 476619, 563277, 1429857, 1689831, 2065349, 6196047, 18588141]

約数ペア:

[(1, 18588141), (3, 6196047), (9, 2065349), (11, 1689831), (13, 1429857), (33, 563277), (39, 476619), (99, 187759), (101, 184041), (117, 158873), (121, 153621), (143, 129987), (169, 109989), (303, 61347), (363, 51207), (429, 43329), (507, 36663), (909, 20449), (1089, 17069), (1111, 16731), (1287, 14443), (1313, 14157), (1521, 12221), (1573, 11817), (1859, 9999), (3333, 5577), (3939, 4719)]