2016997535

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18839}}^1$

素因数の和:18900

約数の個数: 48

約数和(自身を含む): 3092774400

約数和(自身を除く): 1075776865

約数列:

[1, 5, 7, 19, 23, 35, 49, 95, 115, 133, 161, 245, 437, 665, 805, 931, 1127, 2185, 3059, 4655, 5635, 15295, 18839, 21413, 94195, 107065, 131873, 357941, 433297, 659365, 923111, 1789705, 2166485, 2505587, 3033079, 4615555, 8232643, 12527935, 15165395, 17539109, 21231553, 41163215, 57628501, 87695545, 106157765, 288142505, 403399507, 2016997535]

約数ペア:

[(1, 2016997535), (5, 403399507), (7, 288142505), (19, 106157765), (23, 87695545), (35, 57628501), (49, 41163215), (95, 21231553), (115, 17539109), (133, 15165395), (161, 12527935), (245, 8232643), (437, 4615555), (665, 3033079), (805, 2505587), (931, 2166485), (1127, 1789705), (2185, 923111), (3059, 659365), (4655, 433297), (5635, 357941), (15295, 131873), (18839, 107065), (21413, 94195)]