1639771245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{121061}}^1$

素因数の和:121122

約数の個数: 48

約数和(自身を含む): 3323878272

約数和(自身を除く): 1684107027

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 13545, 121061, 363183, 605305, 847427, 1089549, 1815915, 2542281, 4237135, 5205623, 5447745, 7626843, 12711405, 15616869, 26028115, 36439361, 38134215, 46850607, 78084345, 109318083, 182196805, 234253035, 327954249, 546590415, 1639771245]

約数ペア:

[(1, 1639771245), (3, 546590415), (5, 327954249), (7, 234253035), (9, 182196805), (15, 109318083), (21, 78084345), (35, 46850607), (43, 38134215), (45, 36439361), (63, 26028115), (105, 15616869), (129, 12711405), (215, 7626843), (301, 5447745), (315, 5205623), (387, 4237135), (645, 2542281), (903, 1815915), (1505, 1089549), (1935, 847427), (2709, 605305), (4515, 363183), (13545, 121061)]