66861406

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1$

素因数の和:4379

約数の個数: 16

約数和(自身を含む): 103284720

約数和(自身を除く): 36423314

約数列:

[1, 2, 41, 82, 197, 394, 4139, 8077, 8278, 16154, 169699, 339398, 815383, 1630766, 33430703, 66861406]

約数ペア:

[(1, 66861406), (2, 33430703), (41, 1630766), (82, 815383), (197, 339398), (394, 169699), (4139, 16154), (8077, 8278)]