84721245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 159946560

約数和(自身を除く): 75225315

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 73, 105, 147, 219, 245, 365, 511, 735, 1095, 1533, 1579, 2555, 3577, 4737, 7665, 7895, 10731, 11053, 17885, 23685, 33159, 53655, 55265, 77371, 115267, 165795, 232113, 345801, 386855, 576335, 806869, 1160565, 1729005, 2420607, 4034345, 5648083, 12103035, 16944249, 28240415, 84721245]

約数ペア:

[(1, 84721245), (3, 28240415), (5, 16944249), (7, 12103035), (15, 5648083), (21, 4034345), (35, 2420607), (49, 1729005), (73, 1160565), (105, 806869), (147, 576335), (219, 386855), (245, 345801), (365, 232113), (511, 165795), (735, 115267), (1095, 77371), (1533, 55265), (1579, 53655), (2555, 33159), (3577, 23685), (4737, 17885), (7665, 11053), (7895, 10731)]