81211338

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{347057}}^1$

素因数の和:347078

約数の個数: 24

約数和(自身を含む): 189493668

約数和(自身を除く): 108282330

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 347057, 694114, 1041171, 2082342, 3123513, 4511741, 6247026, 9023482, 13535223, 27070446, 40605669, 81211338]

約数ペア:

[(1, 81211338), (2, 40605669), (3, 27070446), (6, 13535223), (9, 9023482), (13, 6247026), (18, 4511741), (26, 3123513), (39, 2082342), (78, 1041171), (117, 694114), (234, 347057)]