73972415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 103472640

約数和(自身を除く): 29500225

約数列:

[1, 5, 11, 19, 55, 71, 95, 209, 355, 781, 997, 1045, 1349, 3905, 4985, 6745, 10967, 14839, 18943, 54835, 70787, 74195, 94715, 208373, 353935, 778657, 1041865, 1344953, 3893285, 6724765, 14794483, 73972415]

約数ペア:

[(1, 73972415), (5, 14794483), (11, 6724765), (19, 3893285), (55, 1344953), (71, 1041865), (95, 778657), (209, 353935), (355, 208373), (781, 94715), (997, 74195), (1045, 70787), (1349, 54835), (3905, 18943), (4985, 14839), (6745, 10967)]