1397156787

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 2209579008

約数和(自身を除く): 812422221

約数列:

[1, 3, 9, 13, 39, 103, 117, 191, 309, 573, 607, 927, 1339, 1719, 1821, 2483, 4017, 5463, 7449, 7891, 12051, 19673, 22347, 23673, 59019, 62521, 71019, 115937, 177057, 187563, 255749, 347811, 562689, 767247, 812773, 1043433, 1507181, 2301741, 2438319, 4521543, 7314957, 11941511, 13564629, 35824533, 107473599, 155239643, 465718929, 1397156787]

約数ペア:

[(1, 1397156787), (3, 465718929), (9, 155239643), (13, 107473599), (39, 35824533), (103, 13564629), (117, 11941511), (191, 7314957), (309, 4521543), (573, 2438319), (607, 2301741), (927, 1507181), (1339, 1043433), (1719, 812773), (1821, 767247), (2483, 562689), (4017, 347811), (5463, 255749), (7449, 187563), (7891, 177057), (12051, 115937), (19673, 71019), (22347, 62521), (23673, 59019)]