289157067

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{941}}^1$

素因数の和:1568

約数の個数: 32

約数和(自身を含む): 452160000

約数和(自身を除く): 163002933

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 599, 941, 1797, 2823, 5391, 8469, 11381, 16173, 17879, 25407, 34143, 53637, 102429, 160911, 307287, 482733, 563659, 1690977, 5072931, 10709521, 15218793, 32128563, 96385689, 289157067]

約数ペア:

[(1, 289157067), (3, 96385689), (9, 32128563), (19, 15218793), (27, 10709521), (57, 5072931), (171, 1690977), (513, 563659), (599, 482733), (941, 307287), (1797, 160911), (2823, 102429), (5391, 53637), (8469, 34143), (11381, 25407), (16173, 17879)]