66642808

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{268721}}^1$

素因数の和:268758

約数の個数: 16

約数和(自身を含む): 128986560

約数和(自身を除く): 62343752

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 268721, 537442, 1074884, 2149768, 8330351, 16660702, 33321404, 66642808]

約数ペア:

[(1, 66642808), (2, 33321404), (4, 16660702), (8, 8330351), (31, 2149768), (62, 1074884), (124, 537442), (248, 268721)]