1218960639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4409}}^1$

素因数の和:4584

約数の個数: 48

約数和(自身を含む): 2022602400

約数和(自身を除く): 803641761

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 139, 153, 221, 417, 663, 1251, 1807, 1989, 2363, 4409, 5421, 7089, 13227, 16263, 21267, 30719, 39681, 57317, 74953, 92157, 171951, 224859, 276471, 515853, 612851, 674577, 974389, 1838553, 2923167, 5515659, 7967063, 8769501, 10418467, 23901189, 31255401, 71703567, 93766203, 135440071, 406320213, 1218960639]

約数ペア:

[(1, 1218960639), (3, 406320213), (9, 135440071), (13, 93766203), (17, 71703567), (39, 31255401), (51, 23901189), (117, 10418467), (139, 8769501), (153, 7967063), (221, 5515659), (417, 2923167), (663, 1838553), (1251, 974389), (1807, 674577), (1989, 612851), (2363, 515853), (4409, 276471), (5421, 224859), (7089, 171951), (13227, 92157), (16263, 74953), (21267, 57317), (30719, 39681)]