27718245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 53576640

約数和(自身を除く): 25858395

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 1907, 2907, 4845, 5721, 9535, 14535, 17163, 28605, 32419, 36233, 85815, 97257, 108699, 162095, 181165, 291771, 326097, 486285, 543495, 615961, 1458855, 1630485, 1847883, 3079805, 5543649, 9239415, 27718245]

約数ペア:

[(1, 27718245), (3, 9239415), (5, 5543649), (9, 3079805), (15, 1847883), (17, 1630485), (19, 1458855), (45, 615961), (51, 543495), (57, 486285), (85, 326097), (95, 291771), (153, 181165), (171, 162095), (255, 108699), (285, 97257), (323, 85815), (765, 36233), (855, 32419), (969, 28605), (1615, 17163), (1907, 14535), (2907, 9535), (4845, 5721)]