256410866

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{22441}}^1$

素因数の和:22669

約数の個数: 16

約数和(自身を含む): 399916440

約数和(自身を除く): 143505574

約数列:

[1, 2, 29, 58, 197, 394, 5713, 11426, 22441, 44882, 650789, 1301578, 4420877, 8841754, 128205433, 256410866]

約数ペア:

[(1, 256410866), (2, 128205433), (29, 8841754), (58, 4420877), (197, 1301578), (394, 650789), (5713, 44882), (11426, 22441)]