173189945

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 220195584

約数和(自身を除く): 47005639

約数列:

[1, 5, 41, 71, 73, 163, 205, 355, 365, 815, 2911, 2993, 5183, 6683, 11573, 11899, 14555, 14965, 25915, 33415, 57865, 59495, 212503, 474493, 487859, 844829, 1062515, 2372465, 2439295, 4224145, 34637989, 173189945]

約数ペア:

[(1, 173189945), (5, 34637989), (41, 4224145), (71, 2439295), (73, 2372465), (163, 1062515), (205, 844829), (355, 487859), (365, 474493), (815, 212503), (2911, 59495), (2993, 57865), (5183, 33415), (6683, 25915), (11573, 14965), (11899, 14555)]