215521009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{3253}}^1$

素因数の和:3600

約数の個数: 16

約数和(自身を含む): 248345280

約数和(自身を除く): 32824271

約数列:

[1, 11, 19, 209, 317, 3253, 3487, 6023, 35783, 61807, 66253, 679877, 1031201, 11343211, 19592819, 215521009]

約数ペア:

[(1, 215521009), (11, 19592819), (19, 11343211), (209, 1031201), (317, 679877), (3253, 66253), (3487, 61807), (6023, 35783)]