415891

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 16

約数和(自身を含む): 518400

約数和(自身を除く): 102509

約数列:

[1, 7, 19, 53, 59, 133, 371, 413, 1007, 1121, 3127, 7049, 7847, 21889, 59413, 415891]

約数ペア:

[(1, 415891), (7, 59413), (19, 21889), (53, 7847), (59, 7049), (133, 3127), (371, 1121), (413, 1007)]