890257774

素因数分解:

$2^1\times 7^2\times {\mathrm{2141}}^1\times {\mathrm{4243}}^1$

素因数の和:6400

約数の個数: 24

約数和(自身を含む): 1554500808

約数和(自身を除く): 664243034

約数列:

[1, 2, 7, 14, 49, 98, 2141, 4243, 4282, 8486, 14987, 29701, 29974, 59402, 104909, 207907, 209818, 415814, 9084263, 18168526, 63589841, 127179682, 445128887, 890257774]

約数ペア:

[(1, 890257774), (2, 445128887), (7, 127179682), (14, 63589841), (49, 18168526), (98, 9084263), (2141, 415814), (4243, 209818), (4282, 207907), (8486, 104909), (14987, 59402), (29701, 29974)]