193812939

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{809}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 303264000

約数和(自身を除く): 109451061

約数列:

[1, 3, 9, 19, 27, 57, 171, 467, 513, 809, 1401, 2427, 4203, 7281, 8873, 12609, 15371, 21843, 26619, 46113, 79857, 138339, 239571, 377803, 415017, 1133409, 3400227, 7178257, 10200681, 21534771, 64604313, 193812939]

約数ペア:

[(1, 193812939), (3, 64604313), (9, 21534771), (19, 10200681), (27, 7178257), (57, 3400227), (171, 1133409), (467, 415017), (513, 377803), (809, 239571), (1401, 138339), (2427, 79857), (4203, 46113), (7281, 26619), (8873, 21843), (12609, 15371)]