81670386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{2269}}^1$

素因数の和:3138

約数の個数: 32

約数和(自身を含む): 186975360

約数和(自身を除く): 105304974

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 857, 1714, 2269, 2571, 4538, 5142, 5999, 6807, 11998, 13614, 15883, 17997, 31766, 35994, 47649, 95298, 1944533, 3889066, 5833599, 11667198, 13611731, 27223462, 40835193, 81670386]

約数ペア:

[(1, 81670386), (2, 40835193), (3, 27223462), (6, 13611731), (7, 11667198), (14, 5833599), (21, 3889066), (42, 1944533), (857, 95298), (1714, 47649), (2269, 35994), (2571, 31766), (4538, 17997), (5142, 15883), (5999, 13614), (6807, 11998)]