947197587

素因数分解:

$3^1\times 7^3\times {\mathrm{137}}^1\times {\mathrm{6719}}^1$

素因数の和:6880

約数の個数: 32

約数和(自身を含む): 1483776000

約数和(自身を除く): 536578413

約数列:

[1, 3, 7, 21, 49, 137, 147, 343, 411, 959, 1029, 2877, 6713, 6719, 20139, 20157, 46991, 47033, 140973, 141099, 329231, 920503, 987693, 2304617, 2761509, 6443521, 6913851, 19330563, 45104647, 135313941, 315732529, 947197587]

約数ペア:

[(1, 947197587), (3, 315732529), (7, 135313941), (21, 45104647), (49, 19330563), (137, 6913851), (147, 6443521), (343, 2761509), (411, 2304617), (959, 987693), (1029, 920503), (2877, 329231), (6713, 141099), (6719, 140973), (20139, 47033), (20157, 46991)]