81320338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 137168640

約数和(自身を除く): 55848302

約数列:

[1, 2, 11, 22, 53, 97, 106, 194, 583, 719, 1067, 1166, 1438, 2134, 5141, 7909, 10282, 15818, 38107, 56551, 69743, 76214, 113102, 139486, 419177, 767173, 838354, 1534346, 3696379, 7392758, 40660169, 81320338]

約数ペア:

[(1, 81320338), (2, 40660169), (11, 7392758), (22, 3696379), (53, 1534346), (97, 838354), (106, 767173), (194, 419177), (583, 139486), (719, 113102), (1067, 76214), (1166, 69743), (1438, 56551), (2134, 38107), (5141, 15818), (7909, 10282)]