207922415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2213}}^1$

素因数の和:2303

約数の個数: 32

約数和(自身を含む): 280558080

約数和(自身を除く): 72635665

約数列:

[1, 5, 19, 23, 43, 95, 115, 215, 437, 817, 989, 2185, 2213, 4085, 4945, 11065, 18791, 42047, 50899, 93955, 95159, 210235, 254495, 475795, 967081, 1808021, 2188657, 4835405, 9040105, 10943285, 41584483, 207922415]

約数ペア:

[(1, 207922415), (5, 41584483), (19, 10943285), (23, 9040105), (43, 4835405), (95, 2188657), (115, 1808021), (215, 967081), (437, 475795), (817, 254495), (989, 210235), (2185, 95159), (2213, 93955), (4085, 50899), (4945, 42047), (11065, 18791)]