139444977

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{161957}}^1$

素因数の和:162008

約数の個数: 16

約数和(自身を含む): 217671552

約数和(自身を除く): 78226575

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 161957, 485871, 1133699, 3401097, 6640237, 19920711, 46481659, 139444977]

約数ペア:

[(1, 139444977), (3, 46481659), (7, 19920711), (21, 6640237), (41, 3401097), (123, 1133699), (287, 485871), (861, 161957)]