71648259

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 103860480

約数和(自身を除く): 32212221

約数列:

[1, 3, 19, 57, 67, 73, 201, 219, 257, 771, 1273, 1387, 3819, 4161, 4883, 4891, 14649, 14673, 17219, 18761, 51657, 56283, 92929, 278787, 327161, 356459, 981483, 1069377, 1256987, 3770961, 23882753, 71648259]

約数ペア:

[(1, 71648259), (3, 23882753), (19, 3770961), (57, 1256987), (67, 1069377), (73, 981483), (201, 356459), (219, 327161), (257, 278787), (771, 92929), (1273, 56283), (1387, 51657), (3819, 18761), (4161, 17219), (4883, 14673), (4891, 14649)]