66780802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{51449}}^1$

素因数の和:51521

約数の個数: 16

約数和(自身を含む): 111132000

約数和(自身を除く): 44351198

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 51449, 102898, 565939, 1131878, 3035491, 6070982, 33390401, 66780802]

約数ペア:

[(1, 66780802), (2, 33390401), (11, 6070982), (22, 3035491), (59, 1131878), (118, 565939), (649, 102898), (1298, 51449)]