91991878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2069}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 157386240

約数和(自身を除く): 65394362

約数列:

[1, 2, 11, 22, 43, 47, 86, 94, 473, 517, 946, 1034, 2021, 2069, 4042, 4138, 22231, 22759, 44462, 45518, 88967, 97243, 177934, 194486, 978637, 1069673, 1957274, 2139346, 4181449, 8362898, 45995939, 91991878]

約数ペア:

[(1, 91991878), (2, 45995939), (11, 8362898), (22, 4181449), (43, 2139346), (47, 1957274), (86, 1069673), (94, 978637), (473, 194486), (517, 177934), (946, 97243), (1034, 88967), (2021, 45518), (2069, 44462), (4042, 22759), (4138, 22231)]