81454728

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78929}}^1$

素因数の和:78981

約数の個数: 32

約数和(自身を含む): 208375200

約数和(自身を除く): 126920472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 78929, 157858, 236787, 315716, 473574, 631432, 947148, 1894296, 3393947, 6787894, 10181841, 13575788, 20363682, 27151576, 40727364, 81454728]

約数ペア:

[(1, 81454728), (2, 40727364), (3, 27151576), (4, 20363682), (6, 13575788), (8, 10181841), (12, 6787894), (24, 3393947), (43, 1894296), (86, 947148), (129, 631432), (172, 473574), (258, 315716), (344, 236787), (516, 157858), (1032, 78929)]