142780508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{28307}}^1$

素因数の和:28421

約数の個数: 24

約数和(自身を含む): 271870032

約数和(自身を除く): 129089524

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 28307, 56614, 113228, 367991, 735982, 1471964, 2745779, 5491558, 10983116, 35695127, 71390254, 142780508]

約数ペア:

[(1, 142780508), (2, 71390254), (4, 35695127), (13, 10983116), (26, 5491558), (52, 2745779), (97, 1471964), (194, 735982), (388, 367991), (1261, 113228), (2522, 56614), (5044, 28307)]