138754329

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 224155008

約数和(自身を除く): 85400679

約数列:

[1, 3, 7, 21, 37, 49, 97, 111, 147, 259, 263, 291, 679, 777, 789, 1813, 1841, 2037, 3589, 4753, 5439, 5523, 9731, 10767, 12887, 14259, 25123, 25511, 29193, 38661, 68117, 75369, 76533, 175861, 178577, 204351, 476819, 527583, 535731, 943907, 1250039, 1430457, 2831721, 3750117, 6607349, 19822047, 46251443, 138754329]

約数ペア:

[(1, 138754329), (3, 46251443), (7, 19822047), (21, 6607349), (37, 3750117), (49, 2831721), (97, 1430457), (111, 1250039), (147, 943907), (259, 535731), (263, 527583), (291, 476819), (679, 204351), (777, 178577), (789, 175861), (1813, 76533), (1841, 75369), (2037, 68117), (3589, 38661), (4753, 29193), (5439, 25511), (5523, 25123), (9731, 14259), (10767, 12887)]