7808157

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 40

約数和(自身を含む): 13660416

約数和(自身を除く): 5852259

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 293, 329, 423, 567, 879, 987, 1269, 2051, 2637, 2961, 3807, 6153, 7911, 8883, 13771, 18459, 23733, 26649, 41313, 55377, 96397, 123939, 166131, 289191, 371817, 867573, 1115451, 2602719, 7808157]

約数ペア:

[(1, 7808157), (3, 2602719), (7, 1115451), (9, 867573), (21, 371817), (27, 289191), (47, 166131), (63, 123939), (81, 96397), (141, 55377), (189, 41313), (293, 26649), (329, 23733), (423, 18459), (567, 13771), (879, 8883), (987, 7911), (1269, 6153), (2051, 3807), (2637, 2961)]