261569451

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{5039}}^1$

素因数の和:5088

約数の個数: 32

約数和(自身を含む): 413199360

約数和(自身を除く): 151629909

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1331, 1573, 3993, 4719, 5039, 15117, 17303, 51909, 55429, 65507, 166287, 196521, 609719, 720577, 1829157, 2161731, 6706909, 7926347, 20120727, 23779041, 87189817, 261569451]

約数ペア:

[(1, 261569451), (3, 87189817), (11, 23779041), (13, 20120727), (33, 7926347), (39, 6706909), (121, 2161731), (143, 1829157), (363, 720577), (429, 609719), (1331, 196521), (1573, 166287), (3993, 65507), (4719, 55429), (5039, 51909), (15117, 17303)]