259156789

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 303696000

約数和(自身を除く): 44539211

約数列:

[1, 17, 19, 29, 73, 323, 379, 493, 551, 1241, 1387, 2117, 6443, 7201, 9367, 10991, 23579, 27667, 35989, 40223, 122417, 186847, 208829, 470339, 525673, 683791, 802343, 3550093, 8936441, 13639831, 15244517, 259156789]

約数ペア:

[(1, 259156789), (17, 15244517), (19, 13639831), (29, 8936441), (73, 3550093), (323, 802343), (379, 683791), (493, 525673), (551, 470339), (1241, 208829), (1387, 186847), (2117, 122417), (6443, 40223), (7201, 35989), (9367, 27667), (10991, 23579)]