68157285

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 129620736

約数和(自身を除く): 61463451

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 987, 1645, 1973, 2303, 4935, 5919, 6909, 9865, 11515, 13811, 29595, 34545, 41433, 69055, 92731, 96677, 207165, 278193, 290031, 463655, 483385, 649117, 1390965, 1450155, 1947351, 3245585, 4543819, 9736755, 13631457, 22719095, 68157285]

約数ペア:

[(1, 68157285), (3, 22719095), (5, 13631457), (7, 9736755), (15, 4543819), (21, 3245585), (35, 1947351), (47, 1450155), (49, 1390965), (105, 649117), (141, 483385), (147, 463655), (235, 290031), (245, 278193), (329, 207165), (705, 96677), (735, 92731), (987, 69055), (1645, 41433), (1973, 34545), (2303, 29595), (4935, 13811), (5919, 11515), (6909, 9865)]