989453736

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{319591}}^1$

素因数の和:319646

約数の個数: 48

約数和(自身を含む): 2742099360

約数和(自身を除く): 1752645624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 319591, 639182, 958773, 1278364, 1917546, 2556728, 2876319, 3835092, 5752638, 7670184, 11505276, 13742413, 23010552, 27484826, 41227239, 54969652, 82454478, 109939304, 123681717, 164908956, 247363434, 329817912, 494726868, 989453736]

約数ペア:

[(1, 989453736), (2, 494726868), (3, 329817912), (4, 247363434), (6, 164908956), (8, 123681717), (9, 109939304), (12, 82454478), (18, 54969652), (24, 41227239), (36, 27484826), (43, 23010552), (72, 13742413), (86, 11505276), (129, 7670184), (172, 5752638), (258, 3835092), (344, 2876319), (387, 2556728), (516, 1917546), (774, 1278364), (1032, 958773), (1548, 639182), (3096, 319591)]