199401251

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{7937}}^1$

素因数の和:8078

約数の個数: 16

約数和(自身を含む): 236488896

約数和(自身を除く): 37087645

約数列:

[1, 7, 37, 97, 259, 679, 3589, 7937, 25123, 55559, 293669, 769889, 2055683, 5389223, 28485893, 199401251]

約数ペア:

[(1, 199401251), (7, 28485893), (37, 5389223), (97, 2055683), (259, 769889), (679, 293669), (3589, 55559), (7937, 25123)]