19998478935

素因数分解:

$3^3\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{91499}}^1$

素因数の和:93132

約数の個数: 32

約数和(自身を含む): 35575200000

約数和(自身を除く): 15576721065

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1619, 4857, 8095, 14571, 24285, 43713, 72855, 91499, 218565, 274497, 457495, 823491, 1372485, 2470473, 4117455, 12352365, 148136881, 444410643, 740684405, 1333231929, 2222053215, 3999695787, 6666159645, 19998478935]

約数ペア:

[(1, 19998478935), (3, 6666159645), (5, 3999695787), (9, 2222053215), (15, 1333231929), (27, 740684405), (45, 444410643), (135, 148136881), (1619, 12352365), (4857, 4117455), (8095, 2470473), (14571, 1372485), (24285, 823491), (43713, 457495), (72855, 274497), (91499, 218565)]