218221036105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{3628249}}^1$

素因数の和:3628800

約数の個数: 16

約数和(自身を含む): 273773232000

約数和(自身を除く): 55552195895

約数列:

[1, 5, 23, 115, 523, 2615, 12029, 60145, 3628249, 18141245, 83449727, 417248635, 1897574227, 9487871135, 43644207221, 218221036105]

約数ペア:

[(1, 218221036105), (5, 43644207221), (23, 9487871135), (115, 1897574227), (523, 417248635), (2615, 83449727), (12029, 18141245), (60145, 3628249)]