1643628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 3001236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1151, 1428, 2302, 3453, 4604, 6906, 8057, 13812, 16114, 19567, 24171, 32228, 39134, 48342, 58701, 78268, 96684, 117402, 136969, 234804, 273938, 410907, 547876, 821814, 1643628]

約数ペア:

[(1, 1643628), (2, 821814), (3, 547876), (4, 410907), (6, 273938), (7, 234804), (12, 136969), (14, 117402), (17, 96684), (21, 78268), (28, 58701), (34, 48342), (42, 39134), (51, 32228), (68, 24171), (84, 19567), (102, 16114), (119, 13812), (204, 8057), (238, 6906), (357, 4604), (476, 3453), (714, 2302), (1151, 1428)]