78458145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{983}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 133477632

約数和(自身を除く): 55019487

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 313, 939, 983, 1565, 2949, 4695, 4915, 5321, 14745, 15963, 16711, 26605, 50133, 79815, 83555, 250665, 307679, 923037, 1538395, 4615185, 5230543, 15691629, 26152715, 78458145]

約数ペア:

[(1, 78458145), (3, 26152715), (5, 15691629), (15, 5230543), (17, 4615185), (51, 1538395), (85, 923037), (255, 307679), (313, 250665), (939, 83555), (983, 79815), (1565, 50133), (2949, 26605), (4695, 16711), (4915, 15963), (5321, 14745)]