865134361

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 1085833728

約数和(自身を除く): 220699367

約数列:

[1, 7, 13, 71, 91, 293, 457, 497, 923, 2051, 3199, 3809, 5941, 6461, 20803, 26663, 32447, 41587, 133901, 145621, 227129, 270439, 421811, 937307, 1740713, 1893073, 2952677, 9506971, 12184991, 66548797, 123590623, 865134361]

約数ペア:

[(1, 865134361), (7, 123590623), (13, 66548797), (71, 12184991), (91, 9506971), (293, 2952677), (457, 1893073), (497, 1740713), (923, 937307), (2051, 421811), (3199, 270439), (3809, 227129), (5941, 145621), (6461, 133901), (20803, 41587), (26663, 32447)]