2018421867

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17581}}^1$

素因数の和:17680

約数の個数: 48

約数和(自身を含む): 3463513344

約数和(自身を除く): 1445091477

約数列:

[1, 3, 7, 11, 21, 33, 49, 71, 77, 147, 213, 231, 497, 539, 781, 1491, 1617, 2343, 3479, 5467, 10437, 16401, 17581, 38269, 52743, 114807, 123067, 193391, 369201, 580173, 861469, 1248251, 1353737, 2584407, 3744753, 4061211, 8737757, 9476159, 13730761, 26213271, 28428477, 41192283, 61164299, 96115327, 183492897, 288345981, 672807289, 2018421867]

約数ペア:

[(1, 2018421867), (3, 672807289), (7, 288345981), (11, 183492897), (21, 96115327), (33, 61164299), (49, 41192283), (71, 28428477), (77, 26213271), (147, 13730761), (213, 9476159), (231, 8737757), (497, 4061211), (539, 3744753), (781, 2584407), (1491, 1353737), (1617, 1248251), (2343, 861469), (3479, 580173), (5467, 369201), (10437, 193391), (16401, 123067), (17581, 114807), (38269, 52743)]