919926

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{149}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 2340000

約数和(自身を除く): 1420074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 149, 294, 298, 343, 441, 447, 686, 882, 894, 1029, 1043, 1341, 2058, 2086, 2682, 3087, 3129, 6174, 6258, 7301, 9387, 14602, 18774, 21903, 43806, 51107, 65709, 102214, 131418, 153321, 306642, 459963, 919926]

約数ペア:

[(1, 919926), (2, 459963), (3, 306642), (6, 153321), (7, 131418), (9, 102214), (14, 65709), (18, 51107), (21, 43806), (42, 21903), (49, 18774), (63, 14602), (98, 9387), (126, 7301), (147, 6258), (149, 6174), (294, 3129), (298, 3087), (343, 2682), (441, 2086), (447, 2058), (686, 1341), (882, 1043), (894, 1029)]