27864921

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 45515520

約数和(自身を除く): 17650599

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 267, 357, 623, 877, 1513, 1869, 2631, 4539, 6139, 10591, 14909, 18417, 31773, 44727, 78053, 104363, 234159, 313089, 546371, 1326901, 1639113, 3980703, 9288307, 27864921]

約数ペア:

[(1, 27864921), (3, 9288307), (7, 3980703), (17, 1639113), (21, 1326901), (51, 546371), (89, 313089), (119, 234159), (267, 104363), (357, 78053), (623, 44727), (877, 31773), (1513, 18417), (1869, 14909), (2631, 10591), (4539, 6139)]