389488286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 651853440

約数和(自身を除く): 262365154

約数列:

[1, 2, 11, 22, 67, 134, 139, 278, 737, 1474, 1529, 1901, 3058, 3802, 9313, 18626, 20911, 41822, 102443, 127367, 204886, 254734, 264239, 528478, 1401037, 2802074, 2906629, 5813258, 17704013, 35408026, 194744143, 389488286]

約数ペア:

[(1, 389488286), (2, 194744143), (11, 35408026), (22, 17704013), (67, 5813258), (134, 2906629), (139, 2802074), (278, 1401037), (737, 528478), (1474, 264239), (1529, 254734), (1901, 204886), (3058, 127367), (3802, 102443), (9313, 41822), (18626, 20911)]