1390270562639

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3407}}^1\times {\mathrm{20333}}^1$

素因数の和:23855

約数の個数: 32

約数和(自身を含む): 1649853259776

約数和(自身を除く): 259582697137

約数列:

[1, 7, 47, 61, 329, 427, 2867, 3407, 20069, 20333, 23849, 142331, 160129, 207827, 955651, 1120903, 1240313, 1454789, 6689557, 8682191, 9767869, 58294711, 68375083, 69274531, 408062977, 484921717, 3255902957, 4225746391, 22791320699, 29580224737, 198610080377, 1390270562639]

約数ペア:

[(1, 1390270562639), (7, 198610080377), (47, 29580224737), (61, 22791320699), (329, 4225746391), (427, 3255902957), (2867, 484921717), (3407, 408062977), (20069, 69274531), (20333, 68375083), (23849, 58294711), (142331, 9767869), (160129, 8682191), (207827, 6689557), (955651, 1454789), (1120903, 1240313)]