7121345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 10886400

約数和(自身を除く): 3765055

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 349, 371, 385, 583, 1745, 1855, 2443, 2915, 3839, 4081, 12215, 18497, 19195, 20405, 26873, 92485, 129479, 134365, 203467, 647395, 1017335, 1424269, 7121345]

約数ペア:

[(1, 7121345), (5, 1424269), (7, 1017335), (11, 647395), (35, 203467), (53, 134365), (55, 129479), (77, 92485), (265, 26873), (349, 20405), (371, 19195), (385, 18497), (583, 12215), (1745, 4081), (1855, 3839), (2443, 2915)]