309504657

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2027}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 515533824

約数和(自身を除く): 206029167

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 661, 1983, 2027, 4627, 6081, 7271, 13881, 14189, 21813, 22297, 42567, 50897, 66891, 152691, 156079, 468237, 1339847, 4019541, 9378929, 14738317, 28136787, 44214951, 103168219, 309504657]

約数ペア:

[(1, 309504657), (3, 103168219), (7, 44214951), (11, 28136787), (21, 14738317), (33, 9378929), (77, 4019541), (231, 1339847), (661, 468237), (1983, 156079), (2027, 152691), (4627, 66891), (6081, 50897), (7271, 42567), (13881, 22297), (14189, 21813)]