399216762

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{352043}}^1$

素因数の和:352064

約数の個数: 40

約数和(自身を含む): 1022335776

約数和(自身を除く): 623119014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 352043, 704086, 1056129, 2112258, 2464301, 3168387, 4928602, 6336774, 7392903, 9505161, 14785806, 19010322, 22178709, 28515483, 44357418, 57030966, 66536127, 133072254, 199608381, 399216762]

約数ペア:

[(1, 399216762), (2, 199608381), (3, 133072254), (6, 66536127), (7, 57030966), (9, 44357418), (14, 28515483), (18, 22178709), (21, 19010322), (27, 14785806), (42, 9505161), (54, 7392903), (63, 6336774), (81, 4928602), (126, 3168387), (162, 2464301), (189, 2112258), (378, 1056129), (567, 704086), (1134, 352043)]