18856717065

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{31079}}^1$

素因数の和:31326

約数の個数: 48

約数和(自身を含む): 33260572800

約数和(自身を除く): 14403855735

約数列:

[1, 3, 5, 9, 15, 45, 97, 139, 291, 417, 485, 695, 873, 1251, 1455, 2085, 4365, 6255, 13483, 31079, 40449, 67415, 93237, 121347, 155395, 202245, 279711, 466185, 606735, 1398555, 3014663, 4319981, 9043989, 12959943, 15073315, 21599905, 27131967, 38879829, 45219945, 64799715, 135659835, 194399145, 419038157, 1257114471, 2095190785, 3771343413, 6285572355, 18856717065]

約数ペア:

[(1, 18856717065), (3, 6285572355), (5, 3771343413), (9, 2095190785), (15, 1257114471), (45, 419038157), (97, 194399145), (139, 135659835), (291, 64799715), (417, 45219945), (485, 38879829), (695, 27131967), (873, 21599905), (1251, 15073315), (1455, 12959943), (2085, 9043989), (4365, 4319981), (6255, 3014663), (13483, 1398555), (31079, 606735), (40449, 466185), (67415, 279711), (93237, 202245), (121347, 155395)]