1547987

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 1896960

約数和(自身を除く): 348973

約数列:

[1, 7, 19, 103, 113, 133, 721, 791, 1957, 2147, 11639, 13699, 15029, 81473, 221141, 1547987]

約数ペア:

[(1, 1547987), (7, 221141), (19, 81473), (103, 15029), (113, 13699), (133, 11639), (721, 2147), (791, 1957)]