668304819

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{3251}}^1$

素因数の和:3528

約数の個数: 48

約数和(自身を含む): 1193197824

約数和(自身を除く): 524893005

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 251, 273, 753, 819, 1757, 2259, 3251, 3263, 5271, 9753, 9789, 15813, 22757, 22841, 29259, 29367, 42263, 68271, 68523, 126789, 204813, 205569, 295841, 380367, 816001, 887523, 2448003, 2662569, 5712007, 7344009, 10608013, 17136021, 31824039, 51408063, 74256091, 95472117, 222768273, 668304819]

約数ペア:

[(1, 668304819), (3, 222768273), (7, 95472117), (9, 74256091), (13, 51408063), (21, 31824039), (39, 17136021), (63, 10608013), (91, 7344009), (117, 5712007), (251, 2662569), (273, 2448003), (753, 887523), (819, 816001), (1757, 380367), (2259, 295841), (3251, 205569), (3263, 204813), (5271, 126789), (9753, 68523), (9789, 68271), (15813, 42263), (22757, 29367), (22841, 29259)]