1397319

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 2433024

約数和(自身を除く): 1035705

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 263, 483, 759, 789, 1771, 1841, 2893, 5313, 5523, 6049, 8679, 18147, 20251, 42343, 60753, 66539, 127029, 199617, 465773, 1397319]

約数ペア:

[(1, 1397319), (3, 465773), (7, 199617), (11, 127029), (21, 66539), (23, 60753), (33, 42343), (69, 20251), (77, 18147), (161, 8679), (231, 6049), (253, 5523), (263, 5313), (483, 2893), (759, 1841), (789, 1771)]