355286865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{21911}}^1$

素因数の和:21989

約数の個数: 32

約数和(自身を含む): 605822976

約数和(自身を除く): 250536111

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 16215, 21911, 65733, 109555, 328665, 503953, 1029817, 1511859, 2519765, 3089451, 5149085, 7559295, 15447255, 23685791, 71057373, 118428955, 355286865]

約数ペア:

[(1, 355286865), (3, 118428955), (5, 71057373), (15, 23685791), (23, 15447255), (47, 7559295), (69, 5149085), (115, 3089451), (141, 2519765), (235, 1511859), (345, 1029817), (705, 503953), (1081, 328665), (3243, 109555), (5405, 65733), (16215, 21911)]