1388397718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{3191}}^1$

素因数の和:3468

約数の個数: 32

約数和(自身を含む): 2250436608

約数和(自身を除く): 862038890

約数列:

[1, 2, 17, 34, 67, 134, 191, 382, 1139, 2278, 3191, 3247, 6382, 6494, 12797, 25594, 54247, 108494, 213797, 217549, 427594, 435098, 609481, 1218962, 3634549, 7269098, 10361177, 20722354, 40835227, 81670454, 694198859, 1388397718]

約数ペア:

[(1, 1388397718), (2, 694198859), (17, 81670454), (34, 40835227), (67, 20722354), (134, 10361177), (191, 7269098), (382, 3634549), (1139, 1218962), (2278, 609481), (3191, 435098), (3247, 427594), (6382, 217549), (6494, 213797), (12797, 108494), (25594, 54247)]