126471987

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 197683200

約数和(自身を除く): 71211213

約数列:

[1, 3, 9, 29, 43, 59, 87, 129, 177, 191, 261, 387, 531, 573, 1247, 1711, 1719, 2537, 3741, 5133, 5539, 7611, 8213, 11223, 11269, 15399, 16617, 22833, 24639, 33807, 49851, 73573, 73917, 101421, 220719, 238177, 326801, 484567, 662157, 714531, 980403, 1453701, 2143593, 2941209, 4361103, 14052443, 42157329, 126471987]

約数ペア:

[(1, 126471987), (3, 42157329), (9, 14052443), (29, 4361103), (43, 2941209), (59, 2143593), (87, 1453701), (129, 980403), (177, 714531), (191, 662157), (261, 484567), (387, 326801), (531, 238177), (573, 220719), (1247, 101421), (1711, 73917), (1719, 73573), (2537, 49851), (3741, 33807), (5133, 24639), (5539, 22833), (7611, 16617), (8213, 15399), (11223, 11269)]