129654

素因数分解:

$2^1\times 3^3\times 7^4$

素因数の和:39

約数の個数: 40

約数和(自身を含む): 336120

約数和(自身を除く): 206466

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 343, 378, 441, 686, 882, 1029, 1323, 2058, 2401, 2646, 3087, 4802, 6174, 7203, 9261, 14406, 18522, 21609, 43218, 64827, 129654]

約数ペア:

[(1, 129654), (2, 64827), (3, 43218), (6, 21609), (7, 18522), (9, 14406), (14, 9261), (18, 7203), (21, 6174), (27, 4802), (42, 3087), (49, 2646), (54, 2401), (63, 2058), (98, 1323), (126, 1029), (147, 882), (189, 686), (294, 441), (343, 378)]