142694783

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 187038720

約数和(自身を除く): 44343937

約数列:

[1, 7, 11, 23, 77, 161, 197, 253, 409, 1379, 1771, 2167, 2863, 4499, 4531, 9407, 15169, 31493, 31717, 49841, 65849, 80573, 103477, 348887, 564011, 724339, 886303, 1853179, 6204121, 12972253, 20384969, 142694783]

約数ペア:

[(1, 142694783), (7, 20384969), (11, 12972253), (23, 6204121), (77, 1853179), (161, 886303), (197, 724339), (253, 564011), (409, 348887), (1379, 103477), (1771, 80573), (2167, 65849), (2863, 49841), (4499, 31717), (4531, 31493), (9407, 15169)]