4006998

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 9225216

約数和(自身を除く): 5218218

約数列:

[1, 2, 3, 6, 9, 18, 31, 43, 62, 86, 93, 129, 167, 186, 258, 279, 334, 387, 501, 558, 774, 1002, 1333, 1503, 2666, 3006, 3999, 5177, 7181, 7998, 10354, 11997, 14362, 15531, 21543, 23994, 31062, 43086, 46593, 64629, 93186, 129258, 222611, 445222, 667833, 1335666, 2003499, 4006998]

約数ペア:

[(1, 4006998), (2, 2003499), (3, 1335666), (6, 667833), (9, 445222), (18, 222611), (31, 129258), (43, 93186), (62, 64629), (86, 46593), (93, 43086), (129, 31062), (167, 23994), (186, 21543), (258, 15531), (279, 14362), (334, 11997), (387, 10354), (501, 7998), (558, 7181), (774, 5177), (1002, 3999), (1333, 3006), (1503, 2666)]