81293438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 134784000

約数和(自身を除く): 53490562

約数列:

[1, 2, 19, 29, 38, 58, 71, 142, 551, 1039, 1102, 1349, 2059, 2078, 2698, 4118, 19741, 30131, 39121, 39482, 60262, 73769, 78242, 147538, 572489, 1144978, 1401611, 2139301, 2803222, 4278602, 40646719, 81293438]

約数ペア:

[(1, 81293438), (2, 40646719), (19, 4278602), (29, 2803222), (38, 2139301), (58, 1401611), (71, 1144978), (142, 572489), (551, 147538), (1039, 78242), (1102, 73769), (1349, 60262), (2059, 39482), (2078, 39121), (2698, 30131), (4118, 19741)]