211528045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 274176000

約数和(自身を除く): 62647955

約数列:

[1, 5, 19, 67, 95, 167, 199, 335, 835, 995, 1273, 3173, 3781, 6365, 11189, 13333, 15865, 18905, 33233, 55945, 66665, 166165, 212591, 253327, 631427, 1062955, 1266635, 2226611, 3157135, 11133055, 42305609, 211528045]

約数ペア:

[(1, 211528045), (5, 42305609), (19, 11133055), (67, 3157135), (95, 2226611), (167, 1266635), (199, 1062955), (335, 631427), (835, 253327), (995, 212591), (1273, 166165), (3173, 66665), (3781, 55945), (6365, 33233), (11189, 18905), (13333, 15865)]