258490364

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{28109}}^1$

素因数の和:28154

約数の個数: 36

約数和(自身を含む): 523408200

約数和(自身を除く): 264917836

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 4598, 9196, 28109, 56218, 112436, 309199, 534071, 618398, 1068142, 1236796, 2136284, 3401189, 5874781, 6802378, 11749562, 13604756, 23499124, 64622591, 129245182, 258490364]

約数ペア:

[(1, 258490364), (2, 129245182), (4, 64622591), (11, 23499124), (19, 13604756), (22, 11749562), (38, 6802378), (44, 5874781), (76, 3401189), (121, 2136284), (209, 1236796), (242, 1068142), (418, 618398), (484, 534071), (836, 309199), (2299, 112436), (4598, 56218), (9196, 28109)]