202138245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13907}}^1$

素因数の和:13954

約数の個数: 48

約数和(自身を含む): 390536640

約数和(自身を除く): 188398395

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2907, 4845, 13907, 14535, 41721, 69535, 125163, 208605, 236419, 264233, 625815, 709257, 792699, 1182095, 1321165, 2127771, 2378097, 3546285, 3963495, 4491961, 10638855, 11890485, 13475883, 22459805, 40427649, 67379415, 202138245]

約数ペア:

[(1, 202138245), (3, 67379415), (5, 40427649), (9, 22459805), (15, 13475883), (17, 11890485), (19, 10638855), (45, 4491961), (51, 3963495), (57, 3546285), (85, 2378097), (95, 2127771), (153, 1321165), (171, 1182095), (255, 792699), (285, 709257), (323, 625815), (765, 264233), (855, 236419), (969, 208605), (1615, 125163), (2907, 69535), (4845, 41721), (13907, 14535)]