87751503

素因数分解:

$3^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1031}}^1$

素因数の和:1244

約数の個数: 36

約数和(自身を含む): 148354128

約数和(自身を除く): 60602625

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 193, 441, 579, 1031, 1351, 1737, 3093, 4053, 7217, 9279, 9457, 12159, 21651, 28371, 50519, 64953, 85113, 151557, 198983, 454671, 596949, 1392881, 1790847, 4178643, 9750167, 12535929, 29250501, 87751503]

約数ペア:

[(1, 87751503), (3, 29250501), (7, 12535929), (9, 9750167), (21, 4178643), (49, 1790847), (63, 1392881), (147, 596949), (193, 454671), (441, 198983), (579, 151557), (1031, 85113), (1351, 64953), (1737, 50519), (3093, 28371), (4053, 21651), (7217, 12159), (9279, 9457)]