261371447

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{5113}}^1$

素因数の和:5258

約数の個数: 16

約数和(自身を含む): 288675072

約数和(自身を除く): 27303625

約数列:

[1, 17, 31, 97, 527, 1649, 3007, 5113, 51119, 86921, 158503, 495961, 2694551, 8431337, 15374791, 261371447]

約数ペア:

[(1, 261371447), (17, 15374791), (31, 8431337), (97, 2694551), (527, 495961), (1649, 158503), (3007, 86921), (5113, 51119)]