121519288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{72679}}^1$

素因数の和:72715

約数の個数: 32

約数和(自身を含む): 261648000

約数和(自身を除く): 140128712

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 72679, 145358, 290716, 581432, 799469, 1380901, 1598938, 2761802, 3197876, 5523604, 6395752, 11047208, 15189911, 30379822, 60759644, 121519288]

約数ペア:

[(1, 121519288), (2, 60759644), (4, 30379822), (8, 15189911), (11, 11047208), (19, 6395752), (22, 5523604), (38, 3197876), (44, 2761802), (76, 1598938), (88, 1380901), (152, 799469), (209, 581432), (418, 290716), (836, 145358), (1672, 72679)]