138659435

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 182476800

約数和(自身を除く): 43817365

約数列:

[1, 5, 19, 31, 95, 155, 197, 239, 589, 985, 1195, 2945, 3743, 4541, 6107, 7409, 18715, 22705, 30535, 37045, 47083, 116033, 140771, 235415, 580165, 703855, 894577, 1459573, 4472885, 7297865, 27731887, 138659435]

約数ペア:

[(1, 138659435), (5, 27731887), (19, 7297865), (31, 4472885), (95, 1459573), (155, 894577), (197, 703855), (239, 580165), (589, 235415), (985, 140771), (1195, 116033), (2945, 47083), (3743, 37045), (4541, 30535), (6107, 22705), (7409, 18715)]