9989896

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 23184000

約数和(自身を除く): 13194104

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 229, 266, 287, 328, 458, 532, 574, 779, 916, 1064, 1148, 1558, 1603, 1832, 2296, 3116, 3206, 4351, 5453, 6232, 6412, 8702, 9389, 10906, 12824, 17404, 18778, 21812, 30457, 34808, 37556, 43624, 60914, 65723, 75112, 121828, 131446, 178391, 243656, 262892, 356782, 525784, 713564, 1248737, 1427128, 2497474, 4994948, 9989896]

約数ペア:

[(1, 9989896), (2, 4994948), (4, 2497474), (7, 1427128), (8, 1248737), (14, 713564), (19, 525784), (28, 356782), (38, 262892), (41, 243656), (56, 178391), (76, 131446), (82, 121828), (133, 75112), (152, 65723), (164, 60914), (229, 43624), (266, 37556), (287, 34808), (328, 30457), (458, 21812), (532, 18778), (574, 17404), (779, 12824), (916, 10906), (1064, 9389), (1148, 8702), (1558, 6412), (1603, 6232), (1832, 5453), (2296, 4351), (3116, 3206)]