42194945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 56899584

約数和(自身を除く): 14704639

約数列:

[1, 5, 13, 41, 65, 71, 205, 223, 355, 533, 923, 1115, 2665, 2899, 2911, 4615, 9143, 14495, 14555, 15833, 37843, 45715, 79165, 118859, 189215, 205829, 594295, 649153, 1029145, 3245765, 8438989, 42194945]

約数ペア:

[(1, 42194945), (5, 8438989), (13, 3245765), (41, 1029145), (65, 649153), (71, 594295), (205, 205829), (223, 189215), (355, 118859), (533, 79165), (923, 45715), (1115, 37843), (2665, 15833), (2899, 14555), (2911, 14495), (4615, 9143)]