72340276

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{9781}}^1$

素因数の和:9871

約数の個数: 18

約数和(自身を含む): 129621282

約数和(自身を除く): 57281006

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 9781, 19562, 39124, 420583, 841166, 1682332, 18085069, 36170138, 72340276]

約数ペア:

[(1, 72340276), (2, 36170138), (4, 18085069), (43, 1682332), (86, 841166), (172, 420583), (1849, 39124), (3698, 19562), (7396, 9781)]