331401811

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 378356832

約数和(自身を除く): 46955021

約数列:

[1, 13, 31, 41, 403, 533, 647, 961, 1271, 8411, 12493, 16523, 20057, 26527, 39401, 260741, 344851, 512213, 621767, 822337, 8082971, 10690381, 25492447, 331401811]

約数ペア:

[(1, 331401811), (13, 25492447), (31, 10690381), (41, 8082971), (403, 822337), (533, 621767), (647, 512213), (961, 344851), (1271, 260741), (8411, 39401), (12493, 26527), (16523, 20057)]