201620579517

素因数分解:

$3^5\times 7^1\times {\mathrm{977}}^1\times {\mathrm{121321}}^1$

素因数の和:122320

約数の個数: 48

約数和(自身を含む): 345517291392

約数和(自身を除く): 143896711875

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 977, 1701, 2931, 6839, 8793, 20517, 26379, 61551, 79137, 121321, 184653, 237411, 363963, 553959, 849247, 1091889, 1661877, 2547741, 3275667, 7643223, 9827001, 22929669, 29481003, 68789007, 118530617, 206367021, 355591851, 829714319, 1066775553, 2489142957, 3200326659, 7467428871, 9600979977, 22402286613, 28802939931, 67206859839, 201620579517]

約数ペア:

[(1, 201620579517), (3, 67206859839), (7, 28802939931), (9, 22402286613), (21, 9600979977), (27, 7467428871), (63, 3200326659), (81, 2489142957), (189, 1066775553), (243, 829714319), (567, 355591851), (977, 206367021), (1701, 118530617), (2931, 68789007), (6839, 29481003), (8793, 22929669), (20517, 9827001), (26379, 7643223), (61551, 3275667), (79137, 2547741), (121321, 1661877), (184653, 1091889), (237411, 849247), (363963, 553959)]