66457278

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 147420000

約数和(自身を除く): 80962722

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 149, 213, 298, 349, 426, 447, 639, 698, 894, 1047, 1278, 1341, 2094, 2682, 3141, 6282, 10579, 21158, 24779, 31737, 49558, 52001, 63474, 74337, 95211, 104002, 148674, 156003, 190422, 223011, 312006, 446022, 468009, 936018, 3692071, 7384142, 11076213, 22152426, 33228639, 66457278]

約数ペア:

[(1, 66457278), (2, 33228639), (3, 22152426), (6, 11076213), (9, 7384142), (18, 3692071), (71, 936018), (142, 468009), (149, 446022), (213, 312006), (298, 223011), (349, 190422), (426, 156003), (447, 148674), (639, 104002), (698, 95211), (894, 74337), (1047, 63474), (1278, 52001), (1341, 49558), (2094, 31737), (2682, 24779), (3141, 21158), (6282, 10579)]