890657306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{11779}}^1$

素因数の和:12290

約数の個数: 32

約数和(自身を含む): 1669178880

約数和(自身を除く): 778521574

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 491, 982, 3437, 5401, 6874, 10802, 11779, 23558, 37807, 75614, 82453, 129569, 164906, 259138, 906983, 1813966, 5783489, 11566978, 40484423, 63618379, 80968846, 127236758, 445328653, 890657306]

約数ペア:

[(1, 890657306), (2, 445328653), (7, 127236758), (11, 80968846), (14, 63618379), (22, 40484423), (77, 11566978), (154, 5783489), (491, 1813966), (982, 906983), (3437, 259138), (5401, 164906), (6874, 129569), (10802, 82453), (11779, 75614), (23558, 37807)]