81884936

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23971}}^1$

素因数の和:24045

約数の個数: 32

約数和(自身を含む): 178351680

約数和(自身を除く): 96466744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 23971, 47942, 95884, 167797, 191768, 335594, 671188, 1342376, 1462231, 2924462, 5848924, 10235617, 11697848, 20471234, 40942468, 81884936]

約数ペア:

[(1, 81884936), (2, 40942468), (4, 20471234), (7, 11697848), (8, 10235617), (14, 5848924), (28, 2924462), (56, 1462231), (61, 1342376), (122, 671188), (244, 335594), (427, 191768), (488, 167797), (854, 95884), (1708, 47942), (3416, 23971)]