201321309

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{121351}}^1$

素因数の和:121440

約数の個数: 16

約数和(自身を含む): 310661120

約数和(自身を除く): 109339811

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 121351, 364053, 849457, 2548371, 9586729, 28760187, 67107103, 201321309]

約数ペア:

[(1, 201321309), (3, 67107103), (7, 28760187), (21, 9586729), (79, 2548371), (237, 849457), (553, 364053), (1659, 121351)]