260069509

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{547}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 313859328

約数和(自身を除く): 53789819

約数列:

[1, 7, 31, 49, 217, 313, 547, 1519, 2191, 3829, 9703, 15337, 16957, 26803, 67921, 118699, 171211, 475447, 830893, 1198477, 5307541, 8389339, 37152787, 260069509]

約数ペア:

[(1, 260069509), (7, 37152787), (31, 8389339), (49, 5307541), (217, 1198477), (313, 830893), (547, 475447), (1519, 171211), (2191, 118699), (3829, 67921), (9703, 26803), (15337, 16957)]