381101116

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{647}}^1\times {\mathrm{1217}}^1$

素因数の和:1890

約数の個数: 36

約数和(自身を含む): 734804784

約数和(自身を除く): 353703668

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 647, 1217, 1294, 2434, 2588, 4868, 7117, 13387, 14234, 26774, 28468, 53548, 78287, 147257, 156574, 294514, 313148, 589028, 787399, 1574798, 3149596, 8661389, 17322778, 34645556, 95275279, 190550558, 381101116]

約数ペア:

[(1, 381101116), (2, 190550558), (4, 95275279), (11, 34645556), (22, 17322778), (44, 8661389), (121, 3149596), (242, 1574798), (484, 787399), (647, 589028), (1217, 313148), (1294, 294514), (2434, 156574), (2588, 147257), (4868, 78287), (7117, 53548), (13387, 28468), (14234, 26774)]