128687889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 193052160

約数和(自身を除く): 64364271

約数列:

[1, 3, 11, 33, 41, 123, 227, 419, 451, 681, 1257, 1353, 2497, 4609, 7491, 9307, 13827, 17179, 27921, 51537, 95113, 102377, 188969, 285339, 307131, 566907, 1046243, 3138729, 3899633, 11698899, 42895963, 128687889]

約数ペア:

[(1, 128687889), (3, 42895963), (11, 11698899), (33, 3899633), (41, 3138729), (123, 1046243), (227, 566907), (419, 307131), (451, 285339), (681, 188969), (1257, 102377), (1353, 95113), (2497, 51537), (4609, 27921), (7491, 17179), (9307, 13827)]