256400367

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{2281}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 346681440

約数和(自身を除く): 90281073

約数列:

[1, 3, 89, 267, 421, 1263, 2281, 6843, 37469, 112407, 203009, 609027, 960301, 2880903, 85466789, 256400367]

約数ペア:

[(1, 256400367), (3, 85466789), (89, 2880903), (267, 960301), (421, 609027), (1263, 203009), (2281, 112407), (6843, 37469)]