16040871

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 13312089

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 79, 99, 231, 237, 293, 553, 693, 711, 869, 879, 1659, 2051, 2607, 2637, 3223, 4977, 6083, 6153, 7821, 9669, 18249, 18459, 22561, 23147, 29007, 54747, 67683, 69441, 162029, 203049, 208323, 254617, 486087, 763851, 1458261, 1782319, 2291553, 5346957, 16040871]

約数ペア:

[(1, 16040871), (3, 5346957), (7, 2291553), (9, 1782319), (11, 1458261), (21, 763851), (33, 486087), (63, 254617), (77, 208323), (79, 203049), (99, 162029), (231, 69441), (237, 67683), (293, 54747), (553, 29007), (693, 23147), (711, 22561), (869, 18459), (879, 18249), (1659, 9669), (2051, 7821), (2607, 6153), (2637, 6083), (3223, 4977)]