642413

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 16

約数和(自身を含む): 746496

約数和(自身を除く): 104083

約数列:

[1, 17, 23, 31, 53, 391, 527, 713, 901, 1219, 1643, 12121, 20723, 27931, 37789, 642413]

約数ペア:

[(1, 642413), (17, 37789), (23, 27931), (31, 20723), (53, 12121), (391, 1643), (527, 1219), (713, 901)]