91440545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 131383296

約数和(自身を除く): 39942751

約数列:

[1, 5, 7, 31, 35, 71, 155, 217, 355, 497, 1085, 1187, 2201, 2485, 5935, 8309, 11005, 15407, 36797, 41545, 77035, 84277, 183985, 257579, 421385, 589939, 1287895, 2612587, 2949695, 13062935, 18288109, 91440545]

約数ペア:

[(1, 91440545), (5, 18288109), (7, 13062935), (31, 2949695), (35, 2612587), (71, 1287895), (155, 589939), (217, 421385), (355, 257579), (497, 183985), (1085, 84277), (1187, 77035), (2201, 41545), (2485, 36797), (5935, 15407), (8309, 11005)]