89726721

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4243}}^1$

素因数の和:4325

約数の個数: 32

約数和(自身を含む): 146672640

約数和(自身を除く): 56945919

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 4243, 7049, 12729, 21147, 29701, 80617, 89103, 224879, 241851, 564319, 674637, 1574153, 1692957, 4272701, 4722459, 12818103, 29908907, 89726721]

約数ペア:

[(1, 89726721), (3, 29908907), (7, 12818103), (19, 4722459), (21, 4272701), (53, 1692957), (57, 1574153), (133, 674637), (159, 564319), (371, 241851), (399, 224879), (1007, 89103), (1113, 80617), (3021, 29701), (4243, 21147), (7049, 12729)]