207402005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 269256960

約数和(自身を除く): 61854955

約数列:

[1, 5, 19, 71, 95, 97, 317, 355, 485, 1349, 1585, 1843, 6023, 6745, 6887, 9215, 22507, 30115, 30749, 34435, 112535, 130853, 153745, 427633, 584231, 654265, 2138165, 2183179, 2921155, 10915895, 41480401, 207402005]

約数ペア:

[(1, 207402005), (5, 41480401), (19, 10915895), (71, 2921155), (95, 2183179), (97, 2138165), (317, 654265), (355, 584231), (485, 427633), (1349, 153745), (1585, 130853), (1843, 112535), (6023, 34435), (6745, 30749), (6887, 30115), (9215, 22507)]