321551386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2129}}^1$

素因数の和:2338

約数の個数: 32

約数和(自身を含む): 537117840

約数和(自身を除く): 215566454

約数列:

[1, 2, 13, 26, 37, 74, 157, 314, 481, 962, 2041, 2129, 4082, 4258, 5809, 11618, 27677, 55354, 75517, 78773, 151034, 157546, 334253, 668506, 1024049, 2048098, 4345289, 8690578, 12367361, 24734722, 160775693, 321551386]

約数ペア:

[(1, 321551386), (2, 160775693), (13, 24734722), (26, 12367361), (37, 8690578), (74, 4345289), (157, 2048098), (314, 1024049), (481, 668506), (962, 334253), (2041, 157546), (2129, 151034), (4082, 78773), (4258, 75517), (5809, 55354), (11618, 27677)]