213066595

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4339}}^1$

素因数の和:4435

約数の個数: 32

約数和(自身を含む): 309980160

約数和(自身を除く): 96913565

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 805, 1403, 2135, 4339, 7015, 9821, 21695, 30373, 49105, 99797, 151865, 264679, 498985, 698579, 1323395, 1852753, 3492895, 6087617, 9263765, 30438085, 42613319, 213066595]

約数ペア:

[(1, 213066595), (5, 42613319), (7, 30438085), (23, 9263765), (35, 6087617), (61, 3492895), (115, 1852753), (161, 1323395), (305, 698579), (427, 498985), (805, 264679), (1403, 151865), (2135, 99797), (4339, 49105), (7015, 30373), (9821, 21695)]