81288018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9629}}^1$

素因数の和:9711

約数の個数: 48

約数和(自身を含む): 204310080

約数和(自身を除く): 123022062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2814, 4221, 8442, 9629, 19258, 28887, 57774, 67403, 86661, 134806, 173322, 202209, 404418, 606627, 645143, 1213254, 1290286, 1935429, 3870858, 4516001, 5806287, 9032002, 11612574, 13548003, 27096006, 40644009, 81288018]

約数ペア:

[(1, 81288018), (2, 40644009), (3, 27096006), (6, 13548003), (7, 11612574), (9, 9032002), (14, 5806287), (18, 4516001), (21, 3870858), (42, 1935429), (63, 1290286), (67, 1213254), (126, 645143), (134, 606627), (201, 404418), (402, 202209), (469, 173322), (603, 134806), (938, 86661), (1206, 67403), (1407, 57774), (2814, 28887), (4221, 19258), (8442, 9629)]