388677996

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{31477}}^1$

素因数の和:31508

約数の個数: 72

約数和(自身を含む): 1145799200

約数和(自身を除く): 757121204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 31477, 62954, 94431, 125908, 188862, 220339, 283293, 377724, 440678, 566586, 661017, 881356, 1133172, 1322034, 1542373, 1983051, 2644068, 3084746, 3966102, 4627119, 6169492, 7932204, 9254238, 10796611, 13881357, 18508476, 21593222, 27762714, 32389833, 43186444, 55525428, 64779666, 97169499, 129559332, 194338998, 388677996]

約数ペア:

[(1, 388677996), (2, 194338998), (3, 129559332), (4, 97169499), (6, 64779666), (7, 55525428), (9, 43186444), (12, 32389833), (14, 27762714), (18, 21593222), (21, 18508476), (28, 13881357), (36, 10796611), (42, 9254238), (49, 7932204), (63, 6169492), (84, 4627119), (98, 3966102), (126, 3084746), (147, 2644068), (196, 1983051), (252, 1542373), (294, 1322034), (343, 1133172), (441, 881356), (588, 661017), (686, 566586), (882, 440678), (1029, 377724), (1372, 283293), (1764, 220339), (2058, 188862), (3087, 125908), (4116, 94431), (6174, 62954), (12348, 31477)]