71643747

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{7879}}^1$

素因数の和:8322

約数の個数: 16

約数和(自身を含む): 109437440

約数和(自身を除く): 37793693

約数列:

[1, 3, 7, 21, 433, 1299, 3031, 7879, 9093, 23637, 55153, 165459, 3411607, 10234821, 23881249, 71643747]

約数ペア:

[(1, 71643747), (3, 23881249), (7, 10234821), (21, 3411607), (433, 165459), (1299, 55153), (3031, 23637), (7879, 9093)]