138889207331

素因数分解:

$7^2\times {\mathrm{983}}^1\times {\mathrm{1289}}^1\times {\mathrm{2237}}^1$

素因数の和:4523

約数の個数: 24

約数和(自身を含む): 161927177760

約数和(自身を除く): 23037970429

約数列:

[1, 7, 49, 983, 1289, 2237, 6881, 9023, 15659, 48167, 63161, 109613, 1267087, 2198971, 2883493, 8869609, 15392797, 20184451, 62087263, 107749579, 141291157, 2834473619, 19841315333, 138889207331]

約数ペア:

[(1, 138889207331), (7, 19841315333), (49, 2834473619), (983, 141291157), (1289, 107749579), (2237, 62087263), (6881, 20184451), (9023, 15392797), (15659, 8869609), (48167, 2883493), (63161, 2198971), (109613, 1267087)]