207739497

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6609

約数の個数: 32

約数和(自身を含む): 333091584

約数和(自身を除く): 125352087

約数列:

[1, 3, 7, 21, 37, 41, 111, 123, 259, 287, 777, 861, 1517, 4551, 6521, 10619, 19563, 31857, 45647, 136941, 241277, 267361, 723831, 802083, 1688939, 1871527, 5066817, 5614581, 9892357, 29677071, 69246499, 207739497]

約数ペア:

[(1, 207739497), (3, 69246499), (7, 29677071), (21, 9892357), (37, 5614581), (41, 5066817), (111, 1871527), (123, 1688939), (259, 802083), (287, 723831), (777, 267361), (861, 241277), (1517, 136941), (4551, 45647), (6521, 31857), (10619, 19563)]