1900990071

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{124909}}^1$

素因数の和:125023

約数の個数: 24

約数和(自身を含む): 2922894000

約数和(自身を除く): 1021903929

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1691, 5073, 15219, 124909, 374727, 1124181, 2373271, 7119813, 11116901, 21359439, 33350703, 100052109, 211221119, 633663357, 1900990071]

約数ペア:

[(1, 1900990071), (3, 633663357), (9, 211221119), (19, 100052109), (57, 33350703), (89, 21359439), (171, 11116901), (267, 7119813), (801, 2373271), (1691, 1124181), (5073, 374727), (15219, 124909)]