320411157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 480580224

約数和(自身を除く): 160169067

約数列:

[1, 3, 11, 33, 37, 111, 397, 407, 661, 1191, 1221, 1983, 4367, 7271, 13101, 14689, 21813, 24457, 44067, 73371, 161579, 262417, 269027, 484737, 787251, 807081, 2886587, 8659761, 9709429, 29128287, 106803719, 320411157]

約数ペア:

[(1, 320411157), (3, 106803719), (11, 29128287), (33, 9709429), (37, 8659761), (111, 2886587), (397, 807081), (407, 787251), (661, 484737), (1191, 269027), (1221, 262417), (1983, 161579), (4367, 73371), (7271, 44067), (13101, 24457), (14689, 21813)]