8991402

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 22291200

約数和(自身を除く): 13299798

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 257, 294, 343, 357, 514, 686, 714, 771, 833, 1029, 1542, 1666, 1799, 2058, 2499, 3598, 4369, 4998, 5397, 5831, 8738, 10794, 11662, 12593, 13107, 17493, 25186, 26214, 30583, 34986, 37779, 61166, 75558, 88151, 91749, 176302, 183498, 214081, 264453, 428162, 528906, 642243, 1284486, 1498567, 2997134, 4495701, 8991402]

約数ペア:

[(1, 8991402), (2, 4495701), (3, 2997134), (6, 1498567), (7, 1284486), (14, 642243), (17, 528906), (21, 428162), (34, 264453), (42, 214081), (49, 183498), (51, 176302), (98, 91749), (102, 88151), (119, 75558), (147, 61166), (238, 37779), (257, 34986), (294, 30583), (343, 26214), (357, 25186), (514, 17493), (686, 13107), (714, 12593), (771, 11662), (833, 10794), (1029, 8738), (1542, 5831), (1666, 5397), (1799, 4998), (2058, 4369), (2499, 3598)]