1641924

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 4448640

約数和(自身を除く): 2806716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 661, 828, 1242, 1322, 1983, 2484, 2644, 3966, 5949, 7932, 11898, 15203, 17847, 23796, 30406, 35694, 45609, 60812, 71388, 91218, 136827, 182436, 273654, 410481, 547308, 820962, 1641924]

約数ペア:

[(1, 1641924), (2, 820962), (3, 547308), (4, 410481), (6, 273654), (9, 182436), (12, 136827), (18, 91218), (23, 71388), (27, 60812), (36, 45609), (46, 35694), (54, 30406), (69, 23796), (92, 17847), (108, 15203), (138, 11898), (207, 7932), (276, 5949), (414, 3966), (621, 2644), (661, 2484), (828, 1983), (1242, 1322)]