81949194

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{64123}}^1$

素因数の和:64202

約数の個数: 24

約数和(自身を含む): 180060192

約数和(自身を除く): 98110998

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 64123, 128246, 192369, 384738, 577107, 1154214, 4552733, 9105466, 13658199, 27316398, 40974597, 81949194]

約数ペア:

[(1, 81949194), (2, 40974597), (3, 27316398), (6, 13658199), (9, 9105466), (18, 4552733), (71, 1154214), (142, 577107), (213, 384738), (426, 192369), (639, 128246), (1278, 64123)]