321209283

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 455040000

約数和(自身を除く): 133830717

約数列:

[1, 3, 23, 69, 149, 157, 199, 447, 471, 597, 3427, 3611, 4577, 10281, 10833, 13731, 23393, 29651, 31243, 70179, 88953, 93729, 538039, 681973, 718589, 1614117, 2045919, 2155767, 4655207, 13965621, 107069761, 321209283]

約数ペア:

[(1, 321209283), (3, 107069761), (23, 13965621), (69, 4655207), (149, 2155767), (157, 2045919), (199, 1614117), (447, 718589), (471, 681973), (597, 538039), (3427, 93729), (3611, 88953), (4577, 70179), (10281, 31243), (10833, 29651), (13731, 23393)]