77982021

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 126846720

約数和(自身を除く): 48864699

約数列:

[1, 3, 9, 13, 27, 39, 81, 103, 117, 309, 351, 719, 927, 1053, 1339, 2157, 2781, 4017, 6471, 8343, 9347, 12051, 19413, 28041, 36153, 58239, 74057, 84123, 108459, 222171, 252369, 666513, 757107, 962741, 1999539, 2888223, 5998617, 8664669, 25994007, 77982021]

約数ペア:

[(1, 77982021), (3, 25994007), (9, 8664669), (13, 5998617), (27, 2888223), (39, 1999539), (81, 962741), (103, 757107), (117, 666513), (309, 252369), (351, 222171), (719, 108459), (927, 84123), (1053, 74057), (1339, 58239), (2157, 36153), (2781, 28041), (4017, 19413), (6471, 12051), (8343, 9347)]